Home / 41,129.45-61,696.36-13,051.70

Finding the Fourth Proportional to 41,129.45, 61,696.36 and 13,051.70

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Solution

The fourth proportional to 41,129.45, 61,696.36 and 13,051.70 is: 19,578.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,129.45 : 61,696.36 = 13,051.70 : x
  2. Step 2: Convert to fraction form
    41,129.45/61,696.36 = 13,051.70/x
  3. Step 3: Cross multiply
    41,129.45x = 61,696.36 × 13,051.70
  4. Step 4: Simplify right side
    41,129.45x = 805,242,073.33
  5. Step 5: Solve for x
    x = 805,242,073.33/41,129.45
  6. Step 6: Final answer
    x = 19,578.24

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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.