Home / 31,824.25-43,917.51-17,678.41

Finding the Fourth Proportional to 31,824.25, 43,917.51 and 17,678.41

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Solution

The fourth proportional to 31,824.25, 43,917.51 and 17,678.41 is: 24,396.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,824.25 : 43,917.51 = 17,678.41 : x
  2. Step 2: Convert to fraction form
    31,824.25/43,917.51 = 17,678.41/x
  3. Step 3: Cross multiply
    31,824.25x = 43,917.51 × 17,678.41
  4. Step 4: Simplify right side
    31,824.25x = 776,391,747.96
  5. Step 5: Solve for x
    x = 776,391,747.96/31,824.25
  6. Step 6: Final answer
    x = 24,396.23

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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.