Home / 31,824.29-43,876.99-19,883.27

Finding the Fourth Proportional to 31,824.29, 43,876.99 and 19,883.27

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Solution

The fourth proportional to 31,824.29, 43,876.99 and 19,883.27 is: 27,413.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,824.29 : 43,876.99 = 19,883.27 : x
  2. Step 2: Convert to fraction form
    31,824.29/43,876.99 = 19,883.27/x
  3. Step 3: Cross multiply
    31,824.29x = 43,876.99 × 19,883.27
  4. Step 4: Simplify right side
    31,824.29x = 872,418,173.50
  5. Step 5: Solve for x
    x = 872,418,173.50/31,824.29
  6. Step 6: Final answer
    x = 27,413.59

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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.