Home / 29,923.20-41,311.20-19,865.22

Finding the Fourth Proportional to 29,923.20, 41,311.20 and 19,865.22

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Solution

The fourth proportional to 29,923.20, 41,311.20 and 19,865.22 is: 27,425.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,923.20 : 41,311.20 = 19,865.22 : x
  2. Step 2: Convert to fraction form
    29,923.20/41,311.20 = 19,865.22/x
  3. Step 3: Cross multiply
    29,923.20x = 41,311.20 × 19,865.22
  4. Step 4: Simplify right side
    29,923.20x = 820,656,076.46
  5. Step 5: Solve for x
    x = 820,656,076.46/29,923.20
  6. Step 6: Final answer
    x = 27,425.41

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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.