Home / 38,899.20-58,201.52-23,112.68

Finding the Fourth Proportional to 38,899.20, 58,201.52 and 23,112.68

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Solution

The fourth proportional to 38,899.20, 58,201.52 and 23,112.68 is: 34,581.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,899.20 : 58,201.52 = 23,112.68 : x
  2. Step 2: Convert to fraction form
    38,899.20/58,201.52 = 23,112.68/x
  3. Step 3: Cross multiply
    38,899.20x = 58,201.52 × 23,112.68
  4. Step 4: Simplify right side
    38,899.20x = 1,345,193,107.27
  5. Step 5: Solve for x
    x = 1,345,193,107.27/38,899.20
  6. Step 6: Final answer
    x = 34,581.51

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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.