Home / 51,196.46-76,789.50-13,751.66

Finding the Fourth Proportional to 51,196.46, 76,789.50 and 13,751.66

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Solution

The fourth proportional to 51,196.46, 76,789.50 and 13,751.66 is: 20,626.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,196.46 : 76,789.50 = 13,751.66 : x
  2. Step 2: Convert to fraction form
    51,196.46/76,789.50 = 13,751.66/x
  3. Step 3: Cross multiply
    51,196.46x = 76,789.50 × 13,751.66
  4. Step 4: Simplify right side
    51,196.46x = 1,055,983,095.57
  5. Step 5: Solve for x
    x = 1,055,983,095.57/51,196.46
  6. Step 6: Final answer
    x = 20,626.10

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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.