Home / 36,902.70-55,358.15-13,529.13

Finding the Fourth Proportional to 36,902.70, 55,358.15 and 13,529.13

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Solution

The fourth proportional to 36,902.70, 55,358.15 and 13,529.13 is: 20,295.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,902.70 : 55,358.15 = 13,529.13 : x
  2. Step 2: Convert to fraction form
    36,902.70/55,358.15 = 13,529.13/x
  3. Step 3: Cross multiply
    36,902.70x = 55,358.15 × 13,529.13
  4. Step 4: Simplify right side
    36,902.70x = 748,947,607.91
  5. Step 5: Solve for x
    x = 748,947,607.91/36,902.70
  6. Step 6: Final answer
    x = 20,295.20

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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.