Home / 38,217.44-57,318.48-30,864.48

Finding the Fourth Proportional to 38,217.44, 57,318.48 and 30,864.48

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Solution

The fourth proportional to 38,217.44, 57,318.48 and 30,864.48 is: 46,290.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,217.44 : 57,318.48 = 30,864.48 : x
  2. Step 2: Convert to fraction form
    38,217.44/57,318.48 = 30,864.48/x
  3. Step 3: Cross multiply
    38,217.44x = 57,318.48 × 30,864.48
  4. Step 4: Simplify right side
    38,217.44x = 1,769,105,079.59
  5. Step 5: Solve for x
    x = 1,769,105,079.59/38,217.44
  6. Step 6: Final answer
    x = 46,290.52

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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.