Home / 16,543.12-22,874.40-16,276.04

Finding the Fourth Proportional to 16,543.12, 22,874.40 and 16,276.04

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Solution

The fourth proportional to 16,543.12, 22,874.40 and 16,276.04 is: 22,505.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,543.12 : 22,874.40 = 16,276.04 : x
  2. Step 2: Convert to fraction form
    16,543.12/22,874.40 = 16,276.04/x
  3. Step 3: Cross multiply
    16,543.12x = 22,874.40 × 16,276.04
  4. Step 4: Simplify right side
    16,543.12x = 372,304,649.38
  5. Step 5: Solve for x
    x = 372,304,649.38/16,543.12
  6. Step 6: Final answer
    x = 22,505.10

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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.