Home / 38,378.22-57,562.29-12,083.10

Finding the Fourth Proportional to 38,378.22, 57,562.29 and 12,083.10

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Solution

The fourth proportional to 38,378.22, 57,562.29 and 12,083.10 is: 18,123.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,378.22 : 57,562.29 = 12,083.10 : x
  2. Step 2: Convert to fraction form
    38,378.22/57,562.29 = 12,083.10/x
  3. Step 3: Cross multiply
    38,378.22x = 57,562.29 × 12,083.10
  4. Step 4: Simplify right side
    38,378.22x = 695,530,906.30
  5. Step 5: Solve for x
    x = 695,530,906.30/38,378.22
  6. Step 6: Final answer
    x = 18,123.06

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1.5x scale

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.