Home / 47,287.32-65,251.68-27,139.38

Finding the Fourth Proportional to 47,287.32, 65,251.68 and 27,139.38

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Solution

The fourth proportional to 47,287.32, 65,251.68 and 27,139.38 is: 37,449.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,287.32 : 65,251.68 = 27,139.38 : x
  2. Step 2: Convert to fraction form
    47,287.32/65,251.68 = 27,139.38/x
  3. Step 3: Cross multiply
    47,287.32x = 65,251.68 × 27,139.38
  4. Step 4: Simplify right side
    47,287.32x = 1,770,890,139.16
  5. Step 5: Solve for x
    x = 1,770,890,139.16/47,287.32
  6. Step 6: Final answer
    x = 37,449.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.