Home / 18,060.85-27,091.31-9,744.78

Finding the Fourth Proportional to 18,060.85, 27,091.31 and 9,744.78

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Solution

The fourth proportional to 18,060.85, 27,091.31 and 9,744.78 is: 14,617.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,060.85 : 27,091.31 = 9,744.78 : x
  2. Step 2: Convert to fraction form
    18,060.85/27,091.31 = 9,744.78/x
  3. Step 3: Cross multiply
    18,060.85x = 27,091.31 × 9,744.78
  4. Step 4: Simplify right side
    18,060.85x = 263,998,887.35
  5. Step 5: Solve for x
    x = 263,998,887.35/18,060.85
  6. Step 6: Final answer
    x = 14,617.19

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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.