Home / 38,147.10-57,048.75-29,143.95

Finding the Fourth Proportional to 38,147.10, 57,048.75 and 29,143.95

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Solution

The fourth proportional to 38,147.10, 57,048.75 and 29,143.95 is: 43,584.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,147.10 : 57,048.75 = 29,143.95 : x
  2. Step 2: Convert to fraction form
    38,147.10/57,048.75 = 29,143.95/x
  3. Step 3: Cross multiply
    38,147.10x = 57,048.75 × 29,143.95
  4. Step 4: Simplify right side
    38,147.10x = 1,662,625,917.56
  5. Step 5: Solve for x
    x = 1,662,625,917.56/38,147.10
  6. Step 6: Final answer
    x = 43,584.60

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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.