Home / 41,146.05-61,721.21-13,068.30

Finding the Fourth Proportional to 41,146.05, 61,721.21 and 13,068.30

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Solution

The fourth proportional to 41,146.05, 61,721.21 and 13,068.30 is: 19,603.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,146.05 : 61,721.21 = 13,068.30 : x
  2. Step 2: Convert to fraction form
    41,146.05/61,721.21 = 13,068.30/x
  3. Step 3: Cross multiply
    41,146.05x = 61,721.21 × 13,068.30
  4. Step 4: Simplify right side
    41,146.05x = 806,591,552.77
  5. Step 5: Solve for x
    x = 806,591,552.77/41,146.05
  6. Step 6: Final answer
    x = 19,603.13

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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.