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Finding the Fourth Proportional to 34,807.64, 52,093.17 and 21,489.12

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Solution

The fourth proportional to 34,807.64, 52,093.17 and 21,489.12 is: 32,160.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,807.64 : 52,093.17 = 21,489.12 : x
  2. Step 2: Convert to fraction form
    34,807.64/52,093.17 = 21,489.12/x
  3. Step 3: Cross multiply
    34,807.64x = 52,093.17 × 21,489.12
  4. Step 4: Simplify right side
    34,807.64x = 1,119,436,381.31
  5. Step 5: Solve for x
    x = 1,119,436,381.31/34,807.64
  6. Step 6: Final answer
    x = 32,160.66

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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.