Home / 41,100.39-61,650.59-13,020.53

Finding the Fourth Proportional to 41,100.39, 61,650.59 and 13,020.53

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Solution

The fourth proportional to 41,100.39, 61,650.59 and 13,020.53 is: 19,530.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,100.39 : 61,650.59 = 13,020.53 : x
  2. Step 2: Convert to fraction form
    41,100.39/61,650.59 = 13,020.53/x
  3. Step 3: Cross multiply
    41,100.39x = 61,650.59 × 13,020.53
  4. Step 4: Simplify right side
    41,100.39x = 802,722,983.26
  5. Step 5: Solve for x
    x = 802,722,983.26/41,100.39
  6. Step 6: Final answer
    x = 19,530.79

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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.