Home / 14,116.68-19,481.27-7,743.17

Finding the Fourth Proportional to 14,116.68, 19,481.27 and 7,743.17

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Solution

The fourth proportional to 14,116.68, 19,481.27 and 7,743.17 is: 10,685.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,116.68 : 19,481.27 = 7,743.17 : x
  2. Step 2: Convert to fraction form
    14,116.68/19,481.27 = 7,743.17/x
  3. Step 3: Cross multiply
    14,116.68x = 19,481.27 × 7,743.17
  4. Step 4: Simplify right side
    14,116.68x = 150,846,685.83
  5. Step 5: Solve for x
    x = 150,846,685.83/14,116.68
  6. Step 6: Final answer
    x = 10,685.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.