Home / 22,832.88-31,388.52-19,634.40

Finding the Fourth Proportional to 22,832.88, 31,388.52 and 19,634.40

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Solution

The fourth proportional to 22,832.88, 31,388.52 and 19,634.40 is: 26,991.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,832.88 : 31,388.52 = 19,634.40 : x
  2. Step 2: Convert to fraction form
    22,832.88/31,388.52 = 19,634.40/x
  3. Step 3: Cross multiply
    22,832.88x = 31,388.52 × 19,634.40
  4. Step 4: Simplify right side
    22,832.88x = 616,294,757.09
  5. Step 5: Solve for x
    x = 616,294,757.09/22,832.88
  6. Step 6: Final answer
    x = 26,991.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.