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Finding the Fourth Proportional to 41,195.79, 61,798.49 and 14,912.91

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Solution

The fourth proportional to 41,195.79, 61,798.49 and 14,912.91 is: 22,371.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,195.79 : 61,798.49 = 14,912.91 : x
  2. Step 2: Convert to fraction form
    41,195.79/61,798.49 = 14,912.91/x
  3. Step 3: Cross multiply
    41,195.79x = 61,798.49 × 14,912.91
  4. Step 4: Simplify right side
    41,195.79x = 921,595,319.51
  5. Step 5: Solve for x
    x = 921,595,319.51/41,195.79
  6. Step 6: Final answer
    x = 22,371.10

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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.