Home / 36,286.14-50,071.62-21,180.12

Finding the Fourth Proportional to 36,286.14, 50,071.62 and 21,180.12

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Solution

The fourth proportional to 36,286.14, 50,071.62 and 21,180.12 is: 29,226.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,286.14 : 50,071.62 = 21,180.12 : x
  2. Step 2: Convert to fraction form
    36,286.14/50,071.62 = 21,180.12/x
  3. Step 3: Cross multiply
    36,286.14x = 50,071.62 × 21,180.12
  4. Step 4: Simplify right side
    36,286.14x = 1,060,522,920.19
  5. Step 5: Solve for x
    x = 1,060,522,920.19/36,286.14
  6. Step 6: Final answer
    x = 29,226.67

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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.