Home / 26,318.25-36,319.19-17,380.71

Finding the Fourth Proportional to 26,318.25, 36,319.19 and 17,380.71

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Solution

The fourth proportional to 26,318.25, 36,319.19 and 17,380.71 is: 23,985.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,318.25 : 36,319.19 = 17,380.71 : x
  2. Step 2: Convert to fraction form
    26,318.25/36,319.19 = 17,380.71/x
  3. Step 3: Cross multiply
    26,318.25x = 36,319.19 × 17,380.71
  4. Step 4: Simplify right side
    26,318.25x = 631,253,221.92
  5. Step 5: Solve for x
    x = 631,253,221.92/26,318.25
  6. Step 6: Final answer
    x = 23,985.38

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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.