Home / 40,174.74-55,441.13-22,269.69

Finding the Fourth Proportional to 40,174.74, 55,441.13 and 22,269.69

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Solution

The fourth proportional to 40,174.74, 55,441.13 and 22,269.69 is: 30,732.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,174.74 : 55,441.13 = 22,269.69 : x
  2. Step 2: Convert to fraction form
    40,174.74/55,441.13 = 22,269.69/x
  3. Step 3: Cross multiply
    40,174.74x = 55,441.13 × 22,269.69
  4. Step 4: Simplify right side
    40,174.74x = 1,234,656,778.35
  5. Step 5: Solve for x
    x = 1,234,656,778.35/40,174.74
  6. Step 6: Final answer
    x = 30,732.17

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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.