Home / 52,615.98-78,819.89-27,618.57

Finding the Fourth Proportional to 52,615.98, 78,819.89 and 27,618.57

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Solution

The fourth proportional to 52,615.98, 78,819.89 and 27,618.57 is: 41,373.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,615.98 : 78,819.89 = 27,618.57 : x
  2. Step 2: Convert to fraction form
    52,615.98/78,819.89 = 27,618.57/x
  3. Step 3: Cross multiply
    52,615.98x = 78,819.89 × 27,618.57
  4. Step 4: Simplify right side
    52,615.98x = 2,176,892,511.26
  5. Step 5: Solve for x
    x = 2,176,892,511.26/52,615.98
  6. Step 6: Final answer
    x = 41,373.22

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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.