Home / 14,086.62-19,441.44-8,118.18

Finding the Fourth Proportional to 14,086.62, 19,441.44 and 8,118.18

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Solution

The fourth proportional to 14,086.62, 19,441.44 and 8,118.18 is: 11,204.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,086.62 : 19,441.44 = 8,118.18 : x
  2. Step 2: Convert to fraction form
    14,086.62/19,441.44 = 8,118.18/x
  3. Step 3: Cross multiply
    14,086.62x = 19,441.44 × 8,118.18
  4. Step 4: Simplify right side
    14,086.62x = 157,829,109.38
  5. Step 5: Solve for x
    x = 157,829,109.38/14,086.62
  6. Step 6: Final answer
    x = 11,204.19

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Half scale
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Double scale
Find fourth proportional to 14,087.62, 19,442.82 and 8,119.18
Similar ratio
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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.