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Finding the Fourth Proportional to 17,670.73, 24,385.92 and 9,712.93

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Solution

The fourth proportional to 17,670.73, 24,385.92 and 9,712.93 is: 13,404.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,670.73 : 24,385.92 = 9,712.93 : x
  2. Step 2: Convert to fraction form
    17,670.73/24,385.92 = 9,712.93/x
  3. Step 3: Cross multiply
    17,670.73x = 24,385.92 × 9,712.93
  4. Step 4: Simplify right side
    17,670.73x = 236,858,733.95
  5. Step 5: Solve for x
    x = 236,858,733.95/17,670.73
  6. Step 6: Final answer
    x = 13,404.02

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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.