Home / 26,538.39-36,614.25-15,209.19

Finding the Fourth Proportional to 26,538.39, 36,614.25 and 15,209.19

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Solution

The fourth proportional to 26,538.39, 36,614.25 and 15,209.19 is: 20,983.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,538.39 : 36,614.25 = 15,209.19 : x
  2. Step 2: Convert to fraction form
    26,538.39/36,614.25 = 15,209.19/x
  3. Step 3: Cross multiply
    26,538.39x = 36,614.25 × 15,209.19
  4. Step 4: Simplify right side
    26,538.39x = 556,873,084.96
  5. Step 5: Solve for x
    x = 556,873,084.96/26,538.39
  6. Step 6: Final answer
    x = 20,983.68

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.