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Finding the Fourth Proportional to 29,335.68, 44,002.88 and 7,149.16

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Solution

The fourth proportional to 29,335.68, 44,002.88 and 7,149.16 is: 10,723.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,335.68 : 44,002.88 = 7,149.16 : x
  2. Step 2: Convert to fraction form
    29,335.68/44,002.88 = 7,149.16/x
  3. Step 3: Cross multiply
    29,335.68x = 44,002.88 × 7,149.16
  4. Step 4: Simplify right side
    29,335.68x = 314,583,629.58
  5. Step 5: Solve for x
    x = 314,583,629.58/29,335.68
  6. Step 6: Final answer
    x = 10,723.58

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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.