Home / 13,593.38-20,390.46-3,732.74

Finding the Fourth Proportional to 13,593.38, 20,390.46 and 3,732.74

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Solution

The fourth proportional to 13,593.38, 20,390.46 and 3,732.74 is: 5,599.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,593.38 : 20,390.46 = 3,732.74 : x
  2. Step 2: Convert to fraction form
    13,593.38/20,390.46 = 3,732.74/x
  3. Step 3: Cross multiply
    13,593.38x = 20,390.46 × 3,732.74
  4. Step 4: Simplify right side
    13,593.38x = 76,112,285.66
  5. Step 5: Solve for x
    x = 76,112,285.66/13,593.38
  6. Step 6: Final answer
    x = 5,599.22

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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.