Home / 26,625.85-39,943.50-9,091.57

Finding the Fourth Proportional to 26,625.85, 39,943.50 and 9,091.57

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Solution

The fourth proportional to 26,625.85, 39,943.50 and 9,091.57 is: 13,638.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,625.85 : 39,943.50 = 9,091.57 : x
  2. Step 2: Convert to fraction form
    26,625.85/39,943.50 = 9,091.57/x
  3. Step 3: Cross multiply
    26,625.85x = 39,943.50 × 9,091.57
  4. Step 4: Simplify right side
    26,625.85x = 363,149,126.30
  5. Step 5: Solve for x
    x = 363,149,126.30/26,625.85
  6. Step 6: Final answer
    x = 13,638.97

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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.