Home / 38,160.44-57,250.38-11,865.40

Finding the Fourth Proportional to 38,160.44, 57,250.38 and 11,865.40

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Solution

The fourth proportional to 38,160.44, 57,250.38 and 11,865.40 is: 17,801.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,160.44 : 57,250.38 = 11,865.40 : x
  2. Step 2: Convert to fraction form
    38,160.44/57,250.38 = 11,865.40/x
  3. Step 3: Cross multiply
    38,160.44x = 57,250.38 × 11,865.40
  4. Step 4: Simplify right side
    38,160.44x = 679,298,658.85
  5. Step 5: Solve for x
    x = 679,298,658.85/38,160.44
  6. Step 6: Final answer
    x = 17,801.12

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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.