Home / 40,543.56-55,950.09-22,638.56

Finding the Fourth Proportional to 40,543.56, 55,950.09 and 22,638.56

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Solution

The fourth proportional to 40,543.56, 55,950.09 and 22,638.56 is: 31,241.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,543.56 : 55,950.09 = 22,638.56 : x
  2. Step 2: Convert to fraction form
    40,543.56/55,950.09 = 22,638.56/x
  3. Step 3: Cross multiply
    40,543.56x = 55,950.09 × 22,638.56
  4. Step 4: Simplify right side
    40,543.56x = 1,266,629,469.47
  5. Step 5: Solve for x
    x = 1,266,629,469.47/40,543.56
  6. Step 6: Final answer
    x = 31,241.20

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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.