Home / 38,280.92-52,842.10-22,370.54

Finding the Fourth Proportional to 38,280.92, 52,842.10 and 22,370.54

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Solution

The fourth proportional to 38,280.92, 52,842.10 and 22,370.54 is: 30,879.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,280.92 : 52,842.10 = 22,370.54 : x
  2. Step 2: Convert to fraction form
    38,280.92/52,842.10 = 22,370.54/x
  3. Step 3: Cross multiply
    38,280.92x = 52,842.10 × 22,370.54
  4. Step 4: Simplify right side
    38,280.92x = 1,182,106,311.73
  5. Step 5: Solve for x
    x = 1,182,106,311.73/38,280.92
  6. Step 6: Final answer
    x = 30,879.78

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1.5x scale

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.