Home / 14,780.82-22,171.41-4,251.18

Finding the Fourth Proportional to 14,780.82, 22,171.41 and 4,251.18

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Solution

The fourth proportional to 14,780.82, 22,171.41 and 4,251.18 is: 6,376.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,780.82 : 22,171.41 = 4,251.18 : x
  2. Step 2: Convert to fraction form
    14,780.82/22,171.41 = 4,251.18/x
  3. Step 3: Cross multiply
    14,780.82x = 22,171.41 × 4,251.18
  4. Step 4: Simplify right side
    14,780.82x = 94,254,654.76
  5. Step 5: Solve for x
    x = 94,254,654.76/14,780.82
  6. Step 6: Final answer
    x = 6,376.82

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Half scale
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Double scale
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Similar ratio
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1.5x scale

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.