Home / 31,864.82-43,975.05-17,717.36

Finding the Fourth Proportional to 31,864.82, 43,975.05 and 17,717.36

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Solution

The fourth proportional to 31,864.82, 43,975.05 and 17,717.36 is: 24,450.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,864.82 : 43,975.05 = 17,717.36 : x
  2. Step 2: Convert to fraction form
    31,864.82/43,975.05 = 17,717.36/x
  3. Step 3: Cross multiply
    31,864.82x = 43,975.05 × 17,717.36
  4. Step 4: Simplify right side
    31,864.82x = 779,121,791.87
  5. Step 5: Solve for x
    x = 779,121,791.87/31,864.82
  6. Step 6: Final answer
    x = 24,450.85

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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.