Home / 36,129.28-54,194.88-9,834.56

Finding the Fourth Proportional to 36,129.28, 54,194.88 and 9,834.56

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Solution

The fourth proportional to 36,129.28, 54,194.88 and 9,834.56 is: 14,752.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,129.28 : 54,194.88 = 9,834.56 : x
  2. Step 2: Convert to fraction form
    36,129.28/54,194.88 = 9,834.56/x
  3. Step 3: Cross multiply
    36,129.28x = 54,194.88 × 9,834.56
  4. Step 4: Simplify right side
    36,129.28x = 532,982,799.05
  5. Step 5: Solve for x
    x = 532,982,799.05/36,129.28
  6. Step 6: Final answer
    x = 14,752.10

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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.