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Finding the Fourth Proportional to 17,246.88, 25,864.92 and 5,557.68

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Solution

The fourth proportional to 17,246.88, 25,864.92 and 5,557.68 is: 8,334.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,246.88 : 25,864.92 = 5,557.68 : x
  2. Step 2: Convert to fraction form
    17,246.88/25,864.92 = 5,557.68/x
  3. Step 3: Cross multiply
    17,246.88x = 25,864.92 × 5,557.68
  4. Step 4: Simplify right side
    17,246.88x = 143,748,948.59
  5. Step 5: Solve for x
    x = 143,748,948.59/17,246.88
  6. Step 6: Final answer
    x = 8,334.78

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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.