Home / 34,279.18-47,304.94-19,171.66

Finding the Fourth Proportional to 34,279.18, 47,304.94 and 19,171.66

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Solution

The fourth proportional to 34,279.18, 47,304.94 and 19,171.66 is: 26,456.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,279.18 : 47,304.94 = 19,171.66 : x
  2. Step 2: Convert to fraction form
    34,279.18/47,304.94 = 19,171.66/x
  3. Step 3: Cross multiply
    34,279.18x = 47,304.94 × 19,171.66
  4. Step 4: Simplify right side
    34,279.18x = 906,914,226.00
  5. Step 5: Solve for x
    x = 906,914,226.00/34,279.18
  6. Step 6: Final answer
    x = 26,456.71

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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.