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Finding the Fourth Proportional to 41,395.91, 62,041.79 and 22,419.80

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Solution

The fourth proportional to 41,395.91, 62,041.79 and 22,419.80 is: 33,601.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,395.91 : 62,041.79 = 22,419.80 : x
  2. Step 2: Convert to fraction form
    41,395.91/62,041.79 = 22,419.80/x
  3. Step 3: Cross multiply
    41,395.91x = 62,041.79 × 22,419.80
  4. Step 4: Simplify right side
    41,395.91x = 1,390,964,430.32
  5. Step 5: Solve for x
    x = 1,390,964,430.32/41,395.91
  6. Step 6: Final answer
    x = 33,601.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.