Home / 51,819.44-77,800.20-26,876.72

Finding the Fourth Proportional to 51,819.44, 77,800.20 and 26,876.72

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Solution

The fourth proportional to 51,819.44, 77,800.20 and 26,876.72 is: 40,351.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,819.44 : 77,800.20 = 26,876.72 : x
  2. Step 2: Convert to fraction form
    51,819.44/77,800.20 = 26,876.72/x
  3. Step 3: Cross multiply
    51,819.44x = 77,800.20 × 26,876.72
  4. Step 4: Simplify right side
    51,819.44x = 2,091,014,191.34
  5. Step 5: Solve for x
    x = 2,091,014,191.34/51,819.44
  6. Step 6: Final answer
    x = 40,351.93

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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.