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Finding the Fourth Proportional to 24,947.98, 37,390.64 and 12,471.49

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Solution

The fourth proportional to 24,947.98, 37,390.64 and 12,471.49 is: 18,691.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,947.98 : 37,390.64 = 12,471.49 : x
  2. Step 2: Convert to fraction form
    24,947.98/37,390.64 = 12,471.49/x
  3. Step 3: Cross multiply
    24,947.98x = 37,390.64 × 12,471.49
  4. Step 4: Simplify right side
    24,947.98x = 466,316,805.90
  5. Step 5: Solve for x
    x = 466,316,805.90/24,947.98
  6. Step 6: Final answer
    x = 18,691.57

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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.