Home / 26,515.80-39,773.52-8,997.96

Finding the Fourth Proportional to 26,515.80, 39,773.52 and 8,997.96

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Solution

The fourth proportional to 26,515.80, 39,773.52 and 8,997.96 is: 13,496.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,515.80 : 39,773.52 = 8,997.96 : x
  2. Step 2: Convert to fraction form
    26,515.80/39,773.52 = 8,997.96/x
  3. Step 3: Cross multiply
    26,515.80x = 39,773.52 × 8,997.96
  4. Step 4: Simplify right side
    26,515.80x = 357,880,542.02
  5. Step 5: Solve for x
    x = 357,880,542.02/26,515.80
  6. Step 6: Final answer
    x = 13,496.88

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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.