Home / 31,414.44-47,122.74-15,823.56

Finding the Fourth Proportional to 31,414.44, 47,122.74 and 15,823.56

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Solution

The fourth proportional to 31,414.44, 47,122.74 and 15,823.56 is: 23,735.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,414.44 : 47,122.74 = 15,823.56 : x
  2. Step 2: Convert to fraction form
    31,414.44/47,122.74 = 15,823.56/x
  3. Step 3: Cross multiply
    31,414.44x = 47,122.74 × 15,823.56
  4. Step 4: Simplify right side
    31,414.44x = 745,649,503.75
  5. Step 5: Solve for x
    x = 745,649,503.75/31,414.44
  6. Step 6: Final answer
    x = 23,735.88

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1.5x scale

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.