Home / 14,034.39-19,367.85-7,747.17

Finding the Fourth Proportional to 14,034.39, 19,367.85 and 7,747.17

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Solution

The fourth proportional to 14,034.39, 19,367.85 and 7,747.17 is: 10,691.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,034.39 : 19,367.85 = 7,747.17 : x
  2. Step 2: Convert to fraction form
    14,034.39/19,367.85 = 7,747.17/x
  3. Step 3: Cross multiply
    14,034.39x = 19,367.85 × 7,747.17
  4. Step 4: Simplify right side
    14,034.39x = 150,046,026.48
  5. Step 5: Solve for x
    x = 150,046,026.48/14,034.39
  6. Step 6: Final answer
    x = 10,691.31

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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.