Home / 57,422.97-79,243.34-31,928.94

Finding the Fourth Proportional to 57,422.97, 79,243.34 and 31,928.94

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Solution

The fourth proportional to 57,422.97, 79,243.34 and 31,928.94 is: 44,061.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,422.97 : 79,243.34 = 31,928.94 : x
  2. Step 2: Convert to fraction form
    57,422.97/79,243.34 = 31,928.94/x
  3. Step 3: Cross multiply
    57,422.97x = 79,243.34 × 31,928.94
  4. Step 4: Simplify right side
    57,422.97x = 2,530,155,688.61
  5. Step 5: Solve for x
    x = 2,530,155,688.61/57,422.97
  6. Step 6: Final answer
    x = 44,061.74

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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.