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Finding the Fourth Proportional to 29,670.80, 44,289.52 and 25,934

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Solution

The fourth proportional to 29,670.80, 44,289.52 and 25,934 is: 38,711.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,670.80 : 44,289.52 = 25,934 : x
  2. Step 2: Convert to fraction form
    29,670.80/44,289.52 = 25,934/x
  3. Step 3: Cross multiply
    29,670.80x = 44,289.52 × 25,934
  4. Step 4: Simplify right side
    29,670.80x = 1,148,604,411.68
  5. Step 5: Solve for x
    x = 1,148,604,411.68/29,670.80
  6. Step 6: Final answer
    x = 38,711.61

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.