Home / 40,050-55,267.90-22,144.55

Finding the Fourth Proportional to 40,050, 55,267.90 and 22,144.55

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Solution

The fourth proportional to 40,050, 55,267.90 and 22,144.55 is: 30,558.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,050 : 55,267.90 = 22,144.55 : x
  2. Step 2: Convert to fraction form
    40,050/55,267.90 = 22,144.55/x
  3. Step 3: Cross multiply
    40,050x = 55,267.90 × 22,144.55
  4. Step 4: Simplify right side
    40,050x = 1,223,882,443.24
  5. Step 5: Solve for x
    x = 1,223,882,443.24/40,050
  6. Step 6: Final answer
    x = 30,558.86

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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.