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Finding the Fourth Proportional to 39,168.52, 58,752.52 and 9,586.80

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Solution

The fourth proportional to 39,168.52, 58,752.52 and 9,586.80 is: 14,380.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,168.52 : 58,752.52 = 9,586.80 : x
  2. Step 2: Convert to fraction form
    39,168.52/58,752.52 = 9,586.80/x
  3. Step 3: Cross multiply
    39,168.52x = 58,752.52 × 9,586.80
  4. Step 4: Simplify right side
    39,168.52x = 563,248,658.74
  5. Step 5: Solve for x
    x = 563,248,658.74/39,168.52
  6. Step 6: Final answer
    x = 14,380.14

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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.