Home / 36,227.72-49,993.62-20,312.12

Finding the Fourth Proportional to 36,227.72, 49,993.62 and 20,312.12

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Solution

The fourth proportional to 36,227.72, 49,993.62 and 20,312.12 is: 28,030.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,227.72 : 49,993.62 = 20,312.12 : x
  2. Step 2: Convert to fraction form
    36,227.72/49,993.62 = 20,312.12/x
  3. Step 3: Cross multiply
    36,227.72x = 49,993.62 × 20,312.12
  4. Step 4: Simplify right side
    36,227.72x = 1,015,476,408.67
  5. Step 5: Solve for x
    x = 1,015,476,408.67/36,227.72
  6. Step 6: Final answer
    x = 28,030.37

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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.