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Finding the Fourth Proportional to 17,806.80, 26,726.04 and 9,493.68

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Solution

The fourth proportional to 17,806.80, 26,726.04 and 9,493.68 is: 14,248.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,806.80 : 26,726.04 = 9,493.68 : x
  2. Step 2: Convert to fraction form
    17,806.80/26,726.04 = 9,493.68/x
  3. Step 3: Cross multiply
    17,806.80x = 26,726.04 × 9,493.68
  4. Step 4: Simplify right side
    17,806.80x = 253,728,471.43
  5. Step 5: Solve for x
    x = 253,728,471.43/17,806.80
  6. Step 6: Final answer
    x = 14,248.97

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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.