Home / 40,167.89-55,433.55-22,263.29

Finding the Fourth Proportional to 40,167.89, 55,433.55 and 22,263.29

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Solution

The fourth proportional to 40,167.89, 55,433.55 and 22,263.29 is: 30,724.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,167.89 : 55,433.55 = 22,263.29 : x
  2. Step 2: Convert to fraction form
    40,167.89/55,433.55 = 22,263.29/x
  3. Step 3: Cross multiply
    40,167.89x = 55,433.55 × 22,263.29
  4. Step 4: Simplify right side
    40,167.89x = 1,234,132,922.21
  5. Step 5: Solve for x
    x = 1,234,132,922.21/40,167.89
  6. Step 6: Final answer
    x = 30,724.37

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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.