Home / 36,217.67-54,313.20-12,519.14

Finding the Fourth Proportional to 36,217.67, 54,313.20 and 12,519.14

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Solution

The fourth proportional to 36,217.67, 54,313.20 and 12,519.14 is: 18,774.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,217.67 : 54,313.20 = 12,519.14 : x
  2. Step 2: Convert to fraction form
    36,217.67/54,313.20 = 12,519.14/x
  3. Step 3: Cross multiply
    36,217.67x = 54,313.20 × 12,519.14
  4. Step 4: Simplify right side
    36,217.67x = 679,954,690.43
  5. Step 5: Solve for x
    x = 679,954,690.43/36,217.67
  6. Step 6: Final answer
    x = 18,774.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.