Home / 38,095.88-57,147.56-13,132.64

Finding the Fourth Proportional to 38,095.88, 57,147.56 and 13,132.64

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Solution

The fourth proportional to 38,095.88, 57,147.56 and 13,132.64 is: 19,700.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,095.88 : 57,147.56 = 13,132.64 : x
  2. Step 2: Convert to fraction form
    38,095.88/57,147.56 = 13,132.64/x
  3. Step 3: Cross multiply
    38,095.88x = 57,147.56 × 13,132.64
  4. Step 4: Simplify right side
    38,095.88x = 750,498,079.45
  5. Step 5: Solve for x
    x = 750,498,079.45/38,095.88
  6. Step 6: Final answer
    x = 19,700.25

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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.