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Finding the Fourth Proportional to 17,832.69, 26,726.14 and 6,726.15

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Solution

The fourth proportional to 17,832.69, 26,726.14 and 6,726.15 is: 10,080.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,832.69 : 26,726.14 = 6,726.15 : x
  2. Step 2: Convert to fraction form
    17,832.69/26,726.14 = 6,726.15/x
  3. Step 3: Cross multiply
    17,832.69x = 26,726.14 × 6,726.15
  4. Step 4: Simplify right side
    17,832.69x = 179,764,034.97
  5. Step 5: Solve for x
    x = 179,764,034.97/17,832.69
  6. Step 6: Final answer
    x = 10,080.59

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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.