Home / 13,593.43-20,387.71-3,731.41

Finding the Fourth Proportional to 13,593.43, 20,387.71 and 3,731.41

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Solution

The fourth proportional to 13,593.43, 20,387.71 and 3,731.41 is: 5,596.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,593.43 : 20,387.71 = 3,731.41 : x
  2. Step 2: Convert to fraction form
    13,593.43/20,387.71 = 3,731.41/x
  3. Step 3: Cross multiply
    13,593.43x = 20,387.71 × 3,731.41
  4. Step 4: Simplify right side
    13,593.43x = 76,074,904.97
  5. Step 5: Solve for x
    x = 76,074,904.97/13,593.43
  6. Step 6: Final answer
    x = 5,596.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.