Home / 40,346.56-55,679.60-22,198.04

Finding the Fourth Proportional to 40,346.56, 55,679.60 and 22,198.04

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Solution

The fourth proportional to 40,346.56, 55,679.60 and 22,198.04 is: 30,634.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,346.56 : 55,679.60 = 22,198.04 : x
  2. Step 2: Convert to fraction form
    40,346.56/55,679.60 = 22,198.04/x
  3. Step 3: Cross multiply
    40,346.56x = 55,679.60 × 22,198.04
  4. Step 4: Simplify right side
    40,346.56x = 1,235,977,987.98
  5. Step 5: Solve for x
    x = 1,235,977,987.98/40,346.56
  6. Step 6: Final answer
    x = 30,634.04

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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.