Home / 36,105.08-54,167.28-11,144.12

Finding the Fourth Proportional to 36,105.08, 54,167.28 and 11,144.12

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Solution

The fourth proportional to 36,105.08, 54,167.28 and 11,144.12 is: 16,719.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,105.08 : 54,167.28 = 11,144.12 : x
  2. Step 2: Convert to fraction form
    36,105.08/54,167.28 = 11,144.12/x
  3. Step 3: Cross multiply
    36,105.08x = 54,167.28 × 11,144.12
  4. Step 4: Simplify right side
    36,105.08x = 603,646,668.39
  5. Step 5: Solve for x
    x = 603,646,668.39/36,105.08
  6. Step 6: Final answer
    x = 16,719.16

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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.