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Finding the Fourth Proportional to 14,687.92, 22,031.52 and 3,594.52

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Solution

The fourth proportional to 14,687.92, 22,031.52 and 3,594.52 is: 5,391.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,687.92 : 22,031.52 = 3,594.52 : x
  2. Step 2: Convert to fraction form
    14,687.92/22,031.52 = 3,594.52/x
  3. Step 3: Cross multiply
    14,687.92x = 22,031.52 × 3,594.52
  4. Step 4: Simplify right side
    14,687.92x = 79,192,739.27
  5. Step 5: Solve for x
    x = 79,192,739.27/14,687.92
  6. Step 6: Final answer
    x = 5,391.69

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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.