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Finding the Fourth Proportional to 29,891.42, 44,837.13 and 9,114.74

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Solution

The fourth proportional to 29,891.42, 44,837.13 and 9,114.74 is: 13,672.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,891.42 : 44,837.13 = 9,114.74 : x
  2. Step 2: Convert to fraction form
    29,891.42/44,837.13 = 9,114.74/x
  3. Step 3: Cross multiply
    29,891.42x = 44,837.13 × 9,114.74
  4. Step 4: Simplify right side
    29,891.42x = 408,678,782.30
  5. Step 5: Solve for x
    x = 408,678,782.30/29,891.42
  6. Step 6: Final answer
    x = 13,672.11

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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.