Home / 26,182.38-36,121.59-18,626.34

Finding the Fourth Proportional to 26,182.38, 36,121.59 and 18,626.34

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Solution

The fourth proportional to 26,182.38, 36,121.59 and 18,626.34 is: 25,697.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,182.38 : 36,121.59 = 18,626.34 : x
  2. Step 2: Convert to fraction form
    26,182.38/36,121.59 = 18,626.34/x
  3. Step 3: Cross multiply
    26,182.38x = 36,121.59 × 18,626.34
  4. Step 4: Simplify right side
    26,182.38x = 672,813,016.68
  5. Step 5: Solve for x
    x = 672,813,016.68/26,182.38
  6. Step 6: Final answer
    x = 25,697.17

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Double scale
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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.