Home / 18,252.39-25,186.55-11,086.23

Finding the Fourth Proportional to 18,252.39, 25,186.55 and 11,086.23

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Solution

The fourth proportional to 18,252.39, 25,186.55 and 11,086.23 is: 15,297.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,252.39 : 25,186.55 = 11,086.23 : x
  2. Step 2: Convert to fraction form
    18,252.39/25,186.55 = 11,086.23/x
  3. Step 3: Cross multiply
    18,252.39x = 25,186.55 × 11,086.23
  4. Step 4: Simplify right side
    18,252.39x = 279,223,886.21
  5. Step 5: Solve for x
    x = 279,223,886.21/18,252.39
  6. Step 6: Final answer
    x = 15,297.94

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Half scale
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Double scale
Find fourth proportional to 18,253.39, 25,187.93 and 11,087.23
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.