Home / 27,809.06-41,713.29-11,157.12

Finding the Fourth Proportional to 27,809.06, 41,713.29 and 11,157.12

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Solution

The fourth proportional to 27,809.06, 41,713.29 and 11,157.12 is: 16,735.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,809.06 : 41,713.29 = 11,157.12 : x
  2. Step 2: Convert to fraction form
    27,809.06/41,713.29 = 11,157.12/x
  3. Step 3: Cross multiply
    27,809.06x = 41,713.29 × 11,157.12
  4. Step 4: Simplify right side
    27,809.06x = 465,400,182.12
  5. Step 5: Solve for x
    x = 465,400,182.12/27,809.06
  6. Step 6: Final answer
    x = 16,735.56

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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.