Home / 23,405.38-32,291.54-13,326.69

Finding the Fourth Proportional to 23,405.38, 32,291.54 and 13,326.69

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Solution

The fourth proportional to 23,405.38, 32,291.54 and 13,326.69 is: 18,386.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,405.38 : 32,291.54 = 13,326.69 : x
  2. Step 2: Convert to fraction form
    23,405.38/32,291.54 = 13,326.69/x
  3. Step 3: Cross multiply
    23,405.38x = 32,291.54 × 13,326.69
  4. Step 4: Simplify right side
    23,405.38x = 430,339,276.57
  5. Step 5: Solve for x
    x = 430,339,276.57/23,405.38
  6. Step 6: Final answer
    x = 18,386.34

Related Problems

Find fourth proportional to 11,702.69, 16,145.77 and 6,663.35
Half scale
Find fourth proportional to 46,810.76, 64,583.07 and 26,653.38
Double scale
Find fourth proportional to 23,406.38, 32,292.91 and 13,327.69
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.