Home / 40,550.40-55,960.39-22,645.42

Finding the Fourth Proportional to 40,550.40, 55,960.39 and 22,645.42

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Solution

The fourth proportional to 40,550.40, 55,960.39 and 22,645.42 is: 31,251.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,550.40 : 55,960.39 = 22,645.42 : x
  2. Step 2: Convert to fraction form
    40,550.40/55,960.39 = 22,645.42/x
  3. Step 3: Cross multiply
    40,550.40x = 55,960.39 × 22,645.42
  4. Step 4: Simplify right side
    40,550.40x = 1,267,246,281.79
  5. Step 5: Solve for x
    x = 1,267,246,281.79/40,550.40
  6. Step 6: Final answer
    x = 31,251.15

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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.