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Finding the Fourth Proportional to 37,151.52, 55,727.52 and 10,859.20

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Solution

The fourth proportional to 37,151.52, 55,727.52 and 10,859.20 is: 16,288.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,151.52 : 55,727.52 = 10,859.20 : x
  2. Step 2: Convert to fraction form
    37,151.52/55,727.52 = 10,859.20/x
  3. Step 3: Cross multiply
    37,151.52x = 55,727.52 × 10,859.20
  4. Step 4: Simplify right side
    37,151.52x = 605,156,285.18
  5. Step 5: Solve for x
    x = 605,156,285.18/37,151.52
  6. Step 6: Final answer
    x = 16,288.87

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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.