Home / 27,443.45-41,164.20-11,638.31

Finding the Fourth Proportional to 27,443.45, 41,164.20 and 11,638.31

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Solution

The fourth proportional to 27,443.45, 41,164.20 and 11,638.31 is: 17,457.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,443.45 : 41,164.20 = 11,638.31 : x
  2. Step 2: Convert to fraction form
    27,443.45/41,164.20 = 11,638.31/x
  3. Step 3: Cross multiply
    27,443.45x = 41,164.20 × 11,638.31
  4. Step 4: Simplify right side
    27,443.45x = 479,081,514.68
  5. Step 5: Solve for x
    x = 479,081,514.68/27,443.45
  6. Step 6: Final answer
    x = 17,457.04

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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.