Home / 31,716.09-43,768.17-17,376.26

Finding the Fourth Proportional to 31,716.09, 43,768.17 and 17,376.26

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Solution

The fourth proportional to 31,716.09, 43,768.17 and 17,376.26 is: 23,979.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,716.09 : 43,768.17 = 17,376.26 : x
  2. Step 2: Convert to fraction form
    31,716.09/43,768.17 = 17,376.26/x
  3. Step 3: Cross multiply
    31,716.09x = 43,768.17 × 17,376.26
  4. Step 4: Simplify right side
    31,716.09x = 760,526,882.80
  5. Step 5: Solve for x
    x = 760,526,882.80/31,716.09
  6. Step 6: Final answer
    x = 23,979.21

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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.