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Finding the Fourth Proportional to 17,647.01, 26,468.47 and 6,553.92

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Solution

The fourth proportional to 17,647.01, 26,468.47 and 6,553.92 is: 9,830.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,647.01 : 26,468.47 = 6,553.92 : x
  2. Step 2: Convert to fraction form
    17,647.01/26,468.47 = 6,553.92/x
  3. Step 3: Cross multiply
    17,647.01x = 26,468.47 × 6,553.92
  4. Step 4: Simplify right side
    17,647.01x = 173,472,234.90
  5. Step 5: Solve for x
    x = 173,472,234.90/17,647.01
  6. Step 6: Final answer
    x = 9,830.12

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1.5x scale

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.