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Finding the Fourth Proportional to 17,606.97, 26,404.18 and 8,245.40

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Solution

The fourth proportional to 17,606.97, 26,404.18 and 8,245.40 is: 12,365.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,606.97 : 26,404.18 = 8,245.40 : x
  2. Step 2: Convert to fraction form
    17,606.97/26,404.18 = 8,245.40/x
  3. Step 3: Cross multiply
    17,606.97x = 26,404.18 × 8,245.40
  4. Step 4: Simplify right side
    17,606.97x = 217,712,873.14
  5. Step 5: Solve for x
    x = 217,712,873.14/17,606.97
  6. Step 6: Final answer
    x = 12,365.15

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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.