Home / 38,649.56-57,985.90-22,222.04

Finding the Fourth Proportional to 38,649.56, 57,985.90 and 22,222.04

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Solution

The fourth proportional to 38,649.56, 57,985.90 and 22,222.04 is: 33,339.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,649.56 : 57,985.90 = 22,222.04 : x
  2. Step 2: Convert to fraction form
    38,649.56/57,985.90 = 22,222.04/x
  3. Step 3: Cross multiply
    38,649.56x = 57,985.90 × 22,222.04
  4. Step 4: Simplify right side
    38,649.56x = 1,288,564,989.24
  5. Step 5: Solve for x
    x = 1,288,564,989.24/38,649.56
  6. Step 6: Final answer
    x = 33,339.71

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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.