Home / 18,326.66-25,287.80-10,367.19

Finding the Fourth Proportional to 18,326.66, 25,287.80 and 10,367.19

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Solution

The fourth proportional to 18,326.66, 25,287.80 and 10,367.19 is: 14,305.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,326.66 : 25,287.80 = 10,367.19 : x
  2. Step 2: Convert to fraction form
    18,326.66/25,287.80 = 10,367.19/x
  3. Step 3: Cross multiply
    18,326.66x = 25,287.80 × 10,367.19
  4. Step 4: Simplify right side
    18,326.66x = 262,163,375.45
  5. Step 5: Solve for x
    x = 262,163,375.45/18,326.66
  6. Step 6: Final answer
    x = 14,305.03

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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.