Home / 41,178.24-61,766.75-13,100.00

Finding the Fourth Proportional to 41,178.24, 61,766.75 and 13,100.00

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Solution

The fourth proportional to 41,178.24, 61,766.75 and 13,100.00 is: 19,649.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,178.24 : 61,766.75 = 13,100.00 : x
  2. Step 2: Convert to fraction form
    41,178.24/61,766.75 = 13,100.00/x
  3. Step 3: Cross multiply
    41,178.24x = 61,766.75 × 13,100.00
  4. Step 4: Simplify right side
    41,178.24x = 809,144,148.92
  5. Step 5: Solve for x
    x = 809,144,148.92/41,178.24
  6. Step 6: Final answer
    x = 19,649.80

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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.