Home / 52,025.72-71,793-30,512.52

Finding the Fourth Proportional to 52,025.72, 71,793 and 30,512.52

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Solution

The fourth proportional to 52,025.72, 71,793 and 30,512.52 is: 42,105.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,025.72 : 71,793 = 30,512.52 : x
  2. Step 2: Convert to fraction form
    52,025.72/71,793 = 30,512.52/x
  3. Step 3: Cross multiply
    52,025.72x = 71,793 × 30,512.52
  4. Step 4: Simplify right side
    52,025.72x = 2,190,585,348.36
  5. Step 5: Solve for x
    x = 2,190,585,348.36/52,025.72
  6. Step 6: Final answer
    x = 42,105.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.