Home / 40,255.92-55,555.07-22,350.87

Finding the Fourth Proportional to 40,255.92, 55,555.07 and 22,350.87

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Solution

The fourth proportional to 40,255.92, 55,555.07 and 22,350.87 is: 30,845.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,255.92 : 55,555.07 = 22,350.87 : x
  2. Step 2: Convert to fraction form
    40,255.92/55,555.07 = 22,350.87/x
  3. Step 3: Cross multiply
    40,255.92x = 55,555.07 × 22,350.87
  4. Step 4: Simplify right side
    40,255.92x = 1,241,704,035.66
  5. Step 5: Solve for x
    x = 1,241,704,035.66/40,255.92
  6. Step 6: Final answer
    x = 30,845.25

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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.