Home / 41,171.52-56,817-22,308.78

Finding the Fourth Proportional to 41,171.52, 56,817 and 22,308.78

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Solution

The fourth proportional to 41,171.52, 56,817 and 22,308.78 is: 30,786.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,171.52 : 56,817 = 22,308.78 : x
  2. Step 2: Convert to fraction form
    41,171.52/56,817 = 22,308.78/x
  3. Step 3: Cross multiply
    41,171.52x = 56,817 × 22,308.78
  4. Step 4: Simplify right side
    41,171.52x = 1,267,517,953.26
  5. Step 5: Solve for x
    x = 1,267,517,953.26/41,171.52
  6. Step 6: Final answer
    x = 30,786.28

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Half scale
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Double scale
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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.