Home / 45,928.78-68,908.50-17,849.73

Finding the Fourth Proportional to 45,928.78, 68,908.50 and 17,849.73

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Solution

The fourth proportional to 45,928.78, 68,908.50 and 17,849.73 is: 26,780.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,928.78 : 68,908.50 = 17,849.73 : x
  2. Step 2: Convert to fraction form
    45,928.78/68,908.50 = 17,849.73/x
  3. Step 3: Cross multiply
    45,928.78x = 68,908.50 × 17,849.73
  4. Step 4: Simplify right side
    45,928.78x = 1,229,998,119.71
  5. Step 5: Solve for x
    x = 1,229,998,119.71/45,928.78
  6. Step 6: Final answer
    x = 26,780.55

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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.