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Finding the Fourth Proportional to 28,046.98, 42,098.15 and 14,899.33

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Solution

The fourth proportional to 28,046.98, 42,098.15 and 14,899.33 is: 22,363.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,046.98 : 42,098.15 = 14,899.33 : x
  2. Step 2: Convert to fraction form
    28,046.98/42,098.15 = 14,899.33/x
  3. Step 3: Cross multiply
    28,046.98x = 42,098.15 × 14,899.33
  4. Step 4: Simplify right side
    28,046.98x = 627,234,229.24
  5. Step 5: Solve for x
    x = 627,234,229.24/28,046.98
  6. Step 6: Final answer
    x = 22,363.70

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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.