Home / 40,167.49-55,431.13-22,263.65

Finding the Fourth Proportional to 40,167.49, 55,431.13 and 22,263.65

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Solution

The fourth proportional to 40,167.49, 55,431.13 and 22,263.65 is: 30,723.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,167.49 : 55,431.13 = 22,263.65 : x
  2. Step 2: Convert to fraction form
    40,167.49/55,431.13 = 22,263.65/x
  3. Step 3: Cross multiply
    40,167.49x = 55,431.13 × 22,263.65
  4. Step 4: Simplify right side
    40,167.49x = 1,234,098,888.95
  5. Step 5: Solve for x
    x = 1,234,098,888.95/40,167.49
  6. Step 6: Final answer
    x = 30,723.83

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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.