Home / 17,691.90-24,350.67-16,671.30

Finding the Fourth Proportional to 17,691.90, 24,350.67 and 16,671.30

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Solution

The fourth proportional to 17,691.90, 24,350.67 and 16,671.30 is: 22,945.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,691.90 : 24,350.67 = 16,671.30 : x
  2. Step 2: Convert to fraction form
    17,691.90/24,350.67 = 16,671.30/x
  3. Step 3: Cross multiply
    17,691.90x = 24,350.67 × 16,671.30
  4. Step 4: Simplify right side
    17,691.90x = 405,957,324.77
  5. Step 5: Solve for x
    x = 405,957,324.77/17,691.90
  6. Step 6: Final answer
    x = 22,945.94

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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.