Home / 38,231.70-57,347.55-34,149.30

Finding the Fourth Proportional to 38,231.70, 57,347.55 and 34,149.30

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Solution

The fourth proportional to 38,231.70, 57,347.55 and 34,149.30 is: 51,223.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,231.70 : 57,347.55 = 34,149.30 : x
  2. Step 2: Convert to fraction form
    38,231.70/57,347.55 = 34,149.30/x
  3. Step 3: Cross multiply
    38,231.70x = 57,347.55 × 34,149.30
  4. Step 4: Simplify right side
    38,231.70x = 1,958,378,689.22
  5. Step 5: Solve for x
    x = 1,958,378,689.22/38,231.70
  6. Step 6: Final answer
    x = 51,223.95

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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.