Home / 22,132.80-30,543.27-12,061.24

Finding the Fourth Proportional to 22,132.80, 30,543.27 and 12,061.24

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Solution

The fourth proportional to 22,132.80, 30,543.27 and 12,061.24 is: 16,644.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,132.80 : 30,543.27 = 12,061.24 : x
  2. Step 2: Convert to fraction form
    22,132.80/30,543.27 = 12,061.24/x
  3. Step 3: Cross multiply
    22,132.80x = 30,543.27 × 12,061.24
  4. Step 4: Simplify right side
    22,132.80x = 368,389,649.55
  5. Step 5: Solve for x
    x = 368,389,649.55/22,132.80
  6. Step 6: Final answer
    x = 16,644.51

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