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Finding the Fourth Proportional to 17,545.72, 24,228.84 and 16,321

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Solution

The fourth proportional to 17,545.72, 24,228.84 and 16,321 is: 22,537.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,545.72 : 24,228.84 = 16,321 : x
  2. Step 2: Convert to fraction form
    17,545.72/24,228.84 = 16,321/x
  3. Step 3: Cross multiply
    17,545.72x = 24,228.84 × 16,321
  4. Step 4: Simplify right side
    17,545.72x = 395,438,897.64
  5. Step 5: Solve for x
    x = 395,438,897.64/17,545.72
  6. Step 6: Final answer
    x = 22,537.63

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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.