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Finding the Fourth Proportional to 29,397.28, 44,087.28 and 8,618.08

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Solution

The fourth proportional to 29,397.28, 44,087.28 and 8,618.08 is: 12,924.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,397.28 : 44,087.28 = 8,618.08 : x
  2. Step 2: Convert to fraction form
    29,397.28/44,087.28 = 8,618.08/x
  3. Step 3: Cross multiply
    29,397.28x = 44,087.28 × 8,618.08
  4. Step 4: Simplify right side
    29,397.28x = 379,947,706.02
  5. Step 5: Solve for x
    x = 379,947,706.02/29,397.28
  6. Step 6: Final answer
    x = 12,924.59

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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.