Home / 38,239.08-57,358.50-10,161.96

Finding the Fourth Proportional to 38,239.08, 57,358.50 and 10,161.96

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Solution

The fourth proportional to 38,239.08, 57,358.50 and 10,161.96 is: 15,242.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,239.08 : 57,358.50 = 10,161.96 : x
  2. Step 2: Convert to fraction form
    38,239.08/57,358.50 = 10,161.96/x
  3. Step 3: Cross multiply
    38,239.08x = 57,358.50 × 10,161.96
  4. Step 4: Simplify right side
    38,239.08x = 582,874,782.66
  5. Step 5: Solve for x
    x = 582,874,782.66/38,239.08
  6. Step 6: Final answer
    x = 15,242.91

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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.