Home / 38,836.10-58,160.72-22,145.54

Finding the Fourth Proportional to 38,836.10, 58,160.72 and 22,145.54

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Solution

The fourth proportional to 38,836.10, 58,160.72 and 22,145.54 is: 33,165.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,836.10 : 58,160.72 = 22,145.54 : x
  2. Step 2: Convert to fraction form
    38,836.10/58,160.72 = 22,145.54/x
  3. Step 3: Cross multiply
    38,836.10x = 58,160.72 × 22,145.54
  4. Step 4: Simplify right side
    38,836.10x = 1,288,000,149.66
  5. Step 5: Solve for x
    x = 1,288,000,149.66/38,836.10
  6. Step 6: Final answer
    x = 33,165.03

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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.