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Finding the Fourth Proportional to 29,168.10, 43,759.08 and 9,446.64

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Solution

The fourth proportional to 29,168.10, 43,759.08 and 9,446.64 is: 14,172.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,168.10 : 43,759.08 = 9,446.64 : x
  2. Step 2: Convert to fraction form
    29,168.10/43,759.08 = 9,446.64/x
  3. Step 3: Cross multiply
    29,168.10x = 43,759.08 × 9,446.64
  4. Step 4: Simplify right side
    29,168.10x = 413,376,275.49
  5. Step 5: Solve for x
    x = 413,376,275.49/29,168.10
  6. Step 6: Final answer
    x = 14,172.20

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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.