Home / 40,123.24-55,367.70-22,217.24

Finding the Fourth Proportional to 40,123.24, 55,367.70 and 22,217.24

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Solution

The fourth proportional to 40,123.24, 55,367.70 and 22,217.24 is: 30,658.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,123.24 : 55,367.70 = 22,217.24 : x
  2. Step 2: Convert to fraction form
    40,123.24/55,367.70 = 22,217.24/x
  3. Step 3: Cross multiply
    40,123.24x = 55,367.70 × 22,217.24
  4. Step 4: Simplify right side
    40,123.24x = 1,230,117,479.15
  5. Step 5: Solve for x
    x = 1,230,117,479.15/40,123.24
  6. Step 6: Final answer
    x = 30,658.48

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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.