Home / 26,560.56-39,847.66-7,839.84

Finding the Fourth Proportional to 26,560.56, 39,847.66 and 7,839.84

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Solution

The fourth proportional to 26,560.56, 39,847.66 and 7,839.84 is: 11,761.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,560.56 : 39,847.66 = 7,839.84 : x
  2. Step 2: Convert to fraction form
    26,560.56/39,847.66 = 7,839.84/x
  3. Step 3: Cross multiply
    26,560.56x = 39,847.66 × 7,839.84
  4. Step 4: Simplify right side
    26,560.56x = 312,399,278.77
  5. Step 5: Solve for x
    x = 312,399,278.77/26,560.56
  6. Step 6: Final answer
    x = 11,761.77

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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.