Home / 12,853.82-19,282.29-4,532.12

Finding the Fourth Proportional to 12,853.82, 19,282.29 and 4,532.12

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Solution

The fourth proportional to 12,853.82, 19,282.29 and 4,532.12 is: 6,798.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,853.82 : 19,282.29 = 4,532.12 : x
  2. Step 2: Convert to fraction form
    12,853.82/19,282.29 = 4,532.12/x
  3. Step 3: Cross multiply
    12,853.82x = 19,282.29 × 4,532.12
  4. Step 4: Simplify right side
    12,853.82x = 87,389,611.06
  5. Step 5: Solve for x
    x = 87,389,611.06/12,853.82
  6. Step 6: Final answer
    x = 6,798.73

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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.