Home / 40,471.94-55,850.45-22,565.88

Finding the Fourth Proportional to 40,471.94, 55,850.45 and 22,565.88

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Solution

The fourth proportional to 40,471.94, 55,850.45 and 22,565.88 is: 31,140.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,471.94 : 55,850.45 = 22,565.88 : x
  2. Step 2: Convert to fraction form
    40,471.94/55,850.45 = 22,565.88/x
  3. Step 3: Cross multiply
    40,471.94x = 55,850.45 × 22,565.88
  4. Step 4: Simplify right side
    40,471.94x = 1,260,314,439.82
  5. Step 5: Solve for x
    x = 1,260,314,439.82/40,471.94
  6. Step 6: Final answer
    x = 31,140.45

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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.