Home / 40,231.46-55,520.02-22,327.62

Finding the Fourth Proportional to 40,231.46, 55,520.02 and 22,327.62

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Solution

The fourth proportional to 40,231.46, 55,520.02 and 22,327.62 is: 30,812.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,231.46 : 55,520.02 = 22,327.62 : x
  2. Step 2: Convert to fraction form
    40,231.46/55,520.02 = 22,327.62/x
  3. Step 3: Cross multiply
    40,231.46x = 55,520.02 × 22,327.62
  4. Step 4: Simplify right side
    40,231.46x = 1,239,629,908.95
  5. Step 5: Solve for x
    x = 1,239,629,908.95/40,231.46
  6. Step 6: Final answer
    x = 30,812.45

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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.