Home / 39,422.45-59,049.60-31,893.70

Finding the Fourth Proportional to 39,422.45, 59,049.60 and 31,893.70

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Solution

The fourth proportional to 39,422.45, 59,049.60 and 31,893.70 is: 47,772.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,422.45 : 59,049.60 = 31,893.70 : x
  2. Step 2: Convert to fraction form
    39,422.45/59,049.60 = 31,893.70/x
  3. Step 3: Cross multiply
    39,422.45x = 59,049.60 × 31,893.70
  4. Step 4: Simplify right side
    39,422.45x = 1,883,310,227.52
  5. Step 5: Solve for x
    x = 1,883,310,227.52/39,422.45
  6. Step 6: Final answer
    x = 47,772.53

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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.