Home / 27,287.66-40,944.24-14,132.86

Finding the Fourth Proportional to 27,287.66, 40,944.24 and 14,132.86

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Solution

The fourth proportional to 27,287.66, 40,944.24 and 14,132.86 is: 21,205.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,287.66 : 40,944.24 = 14,132.86 : x
  2. Step 2: Convert to fraction form
    27,287.66/40,944.24 = 14,132.86/x
  3. Step 3: Cross multiply
    27,287.66x = 40,944.24 × 14,132.86
  4. Step 4: Simplify right side
    27,287.66x = 578,659,211.73
  5. Step 5: Solve for x
    x = 578,659,211.73/27,287.66
  6. Step 6: Final answer
    x = 21,205.89

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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.