Home / 26,726.76-40,080.42-9,191.88

Finding the Fourth Proportional to 26,726.76, 40,080.42 and 9,191.88

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Solution

The fourth proportional to 26,726.76, 40,080.42 and 9,191.88 is: 13,784.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,726.76 : 40,080.42 = 9,191.88 : x
  2. Step 2: Convert to fraction form
    26,726.76/40,080.42 = 9,191.88/x
  3. Step 3: Cross multiply
    26,726.76x = 40,080.42 × 9,191.88
  4. Step 4: Simplify right side
    26,726.76x = 368,414,410.99
  5. Step 5: Solve for x
    x = 368,414,410.99/26,726.76
  6. Step 6: Final answer
    x = 13,784.48

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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.