Home / 23,458.47-32,364.66-13,379.64

Finding the Fourth Proportional to 23,458.47, 32,364.66 and 13,379.64

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Solution

The fourth proportional to 23,458.47, 32,364.66 and 13,379.64 is: 18,459.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,458.47 : 32,364.66 = 13,379.64 : x
  2. Step 2: Convert to fraction form
    23,458.47/32,364.66 = 13,379.64/x
  3. Step 3: Cross multiply
    23,458.47x = 32,364.66 × 13,379.64
  4. Step 4: Simplify right side
    23,458.47x = 433,027,499.52
  5. Step 5: Solve for x
    x = 433,027,499.52/23,458.47
  6. Step 6: Final answer
    x = 18,459.32

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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.