Home / 26,523.18-39,761.28-17,170.38

Finding the Fourth Proportional to 26,523.18, 39,761.28 and 17,170.38

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Solution

The fourth proportional to 26,523.18, 39,761.28 and 17,170.38 is: 25,740.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,523.18 : 39,761.28 = 17,170.38 : x
  2. Step 2: Convert to fraction form
    26,523.18/39,761.28 = 17,170.38/x
  3. Step 3: Cross multiply
    26,523.18x = 39,761.28 × 17,170.38
  4. Step 4: Simplify right side
    26,523.18x = 682,716,286.89
  5. Step 5: Solve for x
    x = 682,716,286.89/26,523.18
  6. Step 6: Final answer
    x = 25,740.36

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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.