Home / 45,996.54-68,819.85-28,422.78

Finding the Fourth Proportional to 45,996.54, 68,819.85 and 28,422.78

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Solution

The fourth proportional to 45,996.54, 68,819.85 and 28,422.78 is: 42,526.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,996.54 : 68,819.85 = 28,422.78 : x
  2. Step 2: Convert to fraction form
    45,996.54/68,819.85 = 28,422.78/x
  3. Step 3: Cross multiply
    45,996.54x = 68,819.85 × 28,422.78
  4. Step 4: Simplify right side
    45,996.54x = 1,956,051,456.18
  5. Step 5: Solve for x
    x = 1,956,051,456.18/45,996.54
  6. Step 6: Final answer
    x = 42,526.06

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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.