Home / 40,189.33-55,461.18-22,283.88

Finding the Fourth Proportional to 40,189.33, 55,461.18 and 22,283.88

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Solution

The fourth proportional to 40,189.33, 55,461.18 and 22,283.88 is: 30,751.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,189.33 : 55,461.18 = 22,283.88 : x
  2. Step 2: Convert to fraction form
    40,189.33/55,461.18 = 22,283.88/x
  3. Step 3: Cross multiply
    40,189.33x = 55,461.18 × 22,283.88
  4. Step 4: Simplify right side
    40,189.33x = 1,235,890,279.78
  5. Step 5: Solve for x
    x = 1,235,890,279.78/40,189.33
  6. Step 6: Final answer
    x = 30,751.70

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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.