Home / 38,138.34-57,083.31-34,500.90

Finding the Fourth Proportional to 38,138.34, 57,083.31 and 34,500.90

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Solution

The fourth proportional to 38,138.34, 57,083.31 and 34,500.90 is: 51,639.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,138.34 : 57,083.31 = 34,500.90 : x
  2. Step 2: Convert to fraction form
    38,138.34/57,083.31 = 34,500.90/x
  3. Step 3: Cross multiply
    38,138.34x = 57,083.31 × 34,500.90
  4. Step 4: Simplify right side
    38,138.34x = 1,969,425,569.98
  5. Step 5: Solve for x
    x = 1,969,425,569.98/38,138.34
  6. Step 6: Final answer
    x = 51,639.00

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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.