Home / 41,248.31-61,876.04-13,172.36

Finding the Fourth Proportional to 41,248.31, 61,876.04 and 13,172.36

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Solution

The fourth proportional to 41,248.31, 61,876.04 and 13,172.36 is: 19,759.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,248.31 : 61,876.04 = 13,172.36 : x
  2. Step 2: Convert to fraction form
    41,248.31/61,876.04 = 13,172.36/x
  3. Step 3: Cross multiply
    41,248.31x = 61,876.04 × 13,172.36
  4. Step 4: Simplify right side
    41,248.31x = 815,053,099.01
  5. Step 5: Solve for x
    x = 815,053,099.01/41,248.31
  6. Step 6: Final answer
    x = 19,759.67

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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.