Home / 45,976.45-68,964.66-14,811.70

Finding the Fourth Proportional to 45,976.45, 68,964.66 and 14,811.70

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Solution

The fourth proportional to 45,976.45, 68,964.66 and 14,811.70 is: 22,217.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,976.45 : 68,964.66 = 14,811.70 : x
  2. Step 2: Convert to fraction form
    45,976.45/68,964.66 = 14,811.70/x
  3. Step 3: Cross multiply
    45,976.45x = 68,964.66 × 14,811.70
  4. Step 4: Simplify right side
    45,976.45x = 1,021,483,854.52
  5. Step 5: Solve for x
    x = 1,021,483,854.52/45,976.45
  6. Step 6: Final answer
    x = 22,217.55

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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.