Home / 38,579.11-57,774.29-34,839.34

Finding the Fourth Proportional to 38,579.11, 57,774.29 and 34,839.34

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Solution

The fourth proportional to 38,579.11, 57,774.29 and 34,839.34 is: 52,173.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,579.11 : 57,774.29 = 34,839.34 : x
  2. Step 2: Convert to fraction form
    38,579.11/57,774.29 = 34,839.34/x
  3. Step 3: Cross multiply
    38,579.11x = 57,774.29 × 34,839.34
  4. Step 4: Simplify right side
    38,579.11x = 2,012,818,132.57
  5. Step 5: Solve for x
    x = 2,012,818,132.57/38,579.11
  6. Step 6: Final answer
    x = 52,173.78

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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.