Home / 38,265.06-57,253.31-34,380.30

Finding the Fourth Proportional to 38,265.06, 57,253.31 and 34,380.30

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Solution

The fourth proportional to 38,265.06, 57,253.31 and 34,380.30 is: 51,440.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,265.06 : 57,253.31 = 34,380.30 : x
  2. Step 2: Convert to fraction form
    38,265.06/57,253.31 = 34,380.30/x
  3. Step 3: Cross multiply
    38,265.06x = 57,253.31 × 34,380.30
  4. Step 4: Simplify right side
    38,265.06x = 1,968,385,973.79
  5. Step 5: Solve for x
    x = 1,968,385,973.79/38,265.06
  6. Step 6: Final answer
    x = 51,440.82

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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.