Home / 42,092.28-63,138.87-10,927.53

Finding the Fourth Proportional to 42,092.28, 63,138.87 and 10,927.53

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Solution

The fourth proportional to 42,092.28, 63,138.87 and 10,927.53 is: 16,391.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,092.28 : 63,138.87 = 10,927.53 : x
  2. Step 2: Convert to fraction form
    42,092.28/63,138.87 = 10,927.53/x
  3. Step 3: Cross multiply
    42,092.28x = 63,138.87 × 10,927.53
  4. Step 4: Simplify right side
    42,092.28x = 689,951,896.09
  5. Step 5: Solve for x
    x = 689,951,896.09/42,092.28
  6. Step 6: Final answer
    x = 16,391.41

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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.