Home / 40,793.40-56,352.24-31,481.64

Finding the Fourth Proportional to 40,793.40, 56,352.24 and 31,481.64

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Solution

The fourth proportional to 40,793.40, 56,352.24 and 31,481.64 is: 43,488.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,793.40 : 56,352.24 = 31,481.64 : x
  2. Step 2: Convert to fraction form
    40,793.40/56,352.24 = 31,481.64/x
  3. Step 3: Cross multiply
    40,793.40x = 56,352.24 × 31,481.64
  4. Step 4: Simplify right side
    40,793.40x = 1,774,060,932.87
  5. Step 5: Solve for x
    x = 1,774,060,932.87/40,793.40
  6. Step 6: Final answer
    x = 43,488.92

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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.