Home / 27,805.40-41,707.73-11,165.13

Finding the Fourth Proportional to 27,805.40, 41,707.73 and 11,165.13

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Solution

The fourth proportional to 27,805.40, 41,707.73 and 11,165.13 is: 16,747.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,805.40 : 41,707.73 = 11,165.13 : x
  2. Step 2: Convert to fraction form
    27,805.40/41,707.73 = 11,165.13/x
  3. Step 3: Cross multiply
    27,805.40x = 41,707.73 × 11,165.13
  4. Step 4: Simplify right side
    27,805.40x = 465,672,227.45
  5. Step 5: Solve for x
    x = 465,672,227.45/27,805.40
  6. Step 6: Final answer
    x = 16,747.55

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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.