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Finding the Fourth Proportional to 29,689.05, 44,522.41 and 9,693.87

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Solution

The fourth proportional to 29,689.05, 44,522.41 and 9,693.87 is: 14,537.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,689.05 : 44,522.41 = 9,693.87 : x
  2. Step 2: Convert to fraction form
    29,689.05/44,522.41 = 9,693.87/x
  3. Step 3: Cross multiply
    29,689.05x = 44,522.41 × 9,693.87
  4. Step 4: Simplify right side
    29,689.05x = 431,594,454.63
  5. Step 5: Solve for x
    x = 431,594,454.63/29,689.05
  6. Step 6: Final answer
    x = 14,537.16

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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.