Home / 40,267.20-55,562.56-22,361.92

Finding the Fourth Proportional to 40,267.20, 55,562.56 and 22,361.92

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Solution

The fourth proportional to 40,267.20, 55,562.56 and 22,361.92 is: 30,856.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,267.20 : 55,562.56 = 22,361.92 : x
  2. Step 2: Convert to fraction form
    40,267.20/55,562.56 = 22,361.92/x
  3. Step 3: Cross multiply
    40,267.20x = 55,562.56 × 22,361.92
  4. Step 4: Simplify right side
    40,267.20x = 1,242,485,521.72
  5. Step 5: Solve for x
    x = 1,242,485,521.72/40,267.20
  6. Step 6: Final answer
    x = 30,856.02

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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.