Home / 26,534.22-39,792.88-8,761.57

Finding the Fourth Proportional to 26,534.22, 39,792.88 and 8,761.57

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Solution

The fourth proportional to 26,534.22, 39,792.88 and 8,761.57 is: 13,139.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,534.22 : 39,792.88 = 8,761.57 : x
  2. Step 2: Convert to fraction form
    26,534.22/39,792.88 = 8,761.57/x
  3. Step 3: Cross multiply
    26,534.22x = 39,792.88 × 8,761.57
  4. Step 4: Simplify right side
    26,534.22x = 348,648,103.62
  5. Step 5: Solve for x
    x = 348,648,103.62/26,534.22
  6. Step 6: Final answer
    x = 13,139.56

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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.