Home / 18,085.82-24,958.91-11,008.13

Finding the Fourth Proportional to 18,085.82, 24,958.91 and 11,008.13

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Solution

The fourth proportional to 18,085.82, 24,958.91 and 11,008.13 is: 15,191.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,085.82 : 24,958.91 = 11,008.13 : x
  2. Step 2: Convert to fraction form
    18,085.82/24,958.91 = 11,008.13/x
  3. Step 3: Cross multiply
    18,085.82x = 24,958.91 × 11,008.13
  4. Step 4: Simplify right side
    18,085.82x = 274,750,828.66
  5. Step 5: Solve for x
    x = 274,750,828.66/18,085.82
  6. Step 6: Final answer
    x = 15,191.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.