Home / 40,230.69-55,520.25-22,325.84

Finding the Fourth Proportional to 40,230.69, 55,520.25 and 22,325.84

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Solution

The fourth proportional to 40,230.69, 55,520.25 and 22,325.84 is: 30,810.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,230.69 : 55,520.25 = 22,325.84 : x
  2. Step 2: Convert to fraction form
    40,230.69/55,520.25 = 22,325.84/x
  3. Step 3: Cross multiply
    40,230.69x = 55,520.25 × 22,325.84
  4. Step 4: Simplify right side
    40,230.69x = 1,239,536,273.34
  5. Step 5: Solve for x
    x = 1,239,536,273.34/40,230.69
  6. Step 6: Final answer
    x = 30,810.71

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Double scale
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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.