Home / 17,882.06-26,812.70-11,965.71

Finding the Fourth Proportional to 17,882.06, 26,812.70 and 11,965.71

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Solution

The fourth proportional to 17,882.06, 26,812.70 and 11,965.71 is: 17,941.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,882.06 : 26,812.70 = 11,965.71 : x
  2. Step 2: Convert to fraction form
    17,882.06/26,812.70 = 11,965.71/x
  3. Step 3: Cross multiply
    17,882.06x = 26,812.70 × 11,965.71
  4. Step 4: Simplify right side
    17,882.06x = 320,832,932.69
  5. Step 5: Solve for x
    x = 320,832,932.69/17,882.06
  6. Step 6: Final answer
    x = 17,941.61

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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.