Home / 26,422.68-36,449.82-20,124.12

Finding the Fourth Proportional to 26,422.68, 36,449.82 and 20,124.12

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Solution

The fourth proportional to 26,422.68, 36,449.82 and 20,124.12 is: 27,761.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,422.68 : 36,449.82 = 20,124.12 : x
  2. Step 2: Convert to fraction form
    26,422.68/36,449.82 = 20,124.12/x
  3. Step 3: Cross multiply
    26,422.68x = 36,449.82 × 20,124.12
  4. Step 4: Simplify right side
    26,422.68x = 733,520,551.66
  5. Step 5: Solve for x
    x = 733,520,551.66/26,422.68
  6. Step 6: Final answer
    x = 27,761.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.