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Finding the Fourth Proportional to 22,000.65, 32,982.42 and 14,960.94

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Solution

The fourth proportional to 22,000.65, 32,982.42 and 14,960.94 is: 22,428.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,000.65 : 32,982.42 = 14,960.94 : x
  2. Step 2: Convert to fraction form
    22,000.65/32,982.42 = 14,960.94/x
  3. Step 3: Cross multiply
    22,000.65x = 32,982.42 × 14,960.94
  4. Step 4: Simplify right side
    22,000.65x = 493,448,006.67
  5. Step 5: Solve for x
    x = 493,448,006.67/22,000.65
  6. Step 6: Final answer
    x = 22,428.79

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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.