Home / 16,531.18-24,791.50-5,435.29

Finding the Fourth Proportional to 16,531.18, 24,791.50 and 5,435.29

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Solution

The fourth proportional to 16,531.18, 24,791.50 and 5,435.29 is: 8,151.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,531.18 : 24,791.50 = 5,435.29 : x
  2. Step 2: Convert to fraction form
    16,531.18/24,791.50 = 5,435.29/x
  3. Step 3: Cross multiply
    16,531.18x = 24,791.50 × 5,435.29
  4. Step 4: Simplify right side
    16,531.18x = 134,748,992.04
  5. Step 5: Solve for x
    x = 134,748,992.04/16,531.18
  6. Step 6: Final answer
    x = 8,151.20

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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.