Home / 39,471.12-54,470.20-22,474.60

Finding the Fourth Proportional to 39,471.12, 54,470.20 and 22,474.60

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Solution

The fourth proportional to 39,471.12, 54,470.20 and 22,474.60 is: 31,014.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,471.12 : 54,470.20 = 22,474.60 : x
  2. Step 2: Convert to fraction form
    39,471.12/54,470.20 = 22,474.60/x
  3. Step 3: Cross multiply
    39,471.12x = 54,470.20 × 22,474.60
  4. Step 4: Simplify right side
    39,471.12x = 1,224,195,956.92
  5. Step 5: Solve for x
    x = 1,224,195,956.92/39,471.12
  6. Step 6: Final answer
    x = 31,014.98

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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.