Home / 22,132.50-30,542.45-12,061.03

Finding the Fourth Proportional to 22,132.50, 30,542.45 and 12,061.03

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Solution

The fourth proportional to 22,132.50, 30,542.45 and 12,061.03 is: 16,644.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,132.50 : 30,542.45 = 12,061.03 : x
  2. Step 2: Convert to fraction form
    22,132.50/30,542.45 = 12,061.03/x
  3. Step 3: Cross multiply
    22,132.50x = 30,542.45 × 12,061.03
  4. Step 4: Simplify right side
    22,132.50x = 368,373,375.57
  5. Step 5: Solve for x
    x = 368,373,375.57/22,132.50
  6. Step 6: Final answer
    x = 16,644.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.