Home / 41,190.21-61,763.18-13,102.65

Finding the Fourth Proportional to 41,190.21, 61,763.18 and 13,102.65

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Solution

The fourth proportional to 41,190.21, 61,763.18 and 13,102.65 is: 19,646.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,190.21 : 61,763.18 = 13,102.65 : x
  2. Step 2: Convert to fraction form
    41,190.21/61,763.18 = 13,102.65/x
  3. Step 3: Cross multiply
    41,190.21x = 61,763.18 × 13,102.65
  4. Step 4: Simplify right side
    41,190.21x = 809,261,264.91
  5. Step 5: Solve for x
    x = 809,261,264.91/41,190.21
  6. Step 6: Final answer
    x = 19,646.93

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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.