Home / 45,456.58-68,195.61-14,291.83

Finding the Fourth Proportional to 45,456.58, 68,195.61 and 14,291.83

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Solution

The fourth proportional to 45,456.58, 68,195.61 and 14,291.83 is: 21,441.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,456.58 : 68,195.61 = 14,291.83 : x
  2. Step 2: Convert to fraction form
    45,456.58/68,195.61 = 14,291.83/x
  3. Step 3: Cross multiply
    45,456.58x = 68,195.61 × 14,291.83
  4. Step 4: Simplify right side
    45,456.58x = 974,640,064.87
  5. Step 5: Solve for x
    x = 974,640,064.87/45,456.58
  6. Step 6: Final answer
    x = 21,441.12

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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.