Home / 40,633.60-56,076.16-22,728.56

Finding the Fourth Proportional to 40,633.60, 56,076.16 and 22,728.56

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Solution

The fourth proportional to 40,633.60, 56,076.16 and 22,728.56 is: 31,366.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,633.60 : 56,076.16 = 22,728.56 : x
  2. Step 2: Convert to fraction form
    40,633.60/56,076.16 = 22,728.56/x
  3. Step 3: Cross multiply
    40,633.60x = 56,076.16 × 22,728.56
  4. Step 4: Simplify right side
    40,633.60x = 1,274,530,367.13
  5. Step 5: Solve for x
    x = 1,274,530,367.13/40,633.60
  6. Step 6: Final answer
    x = 31,366.42

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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.