Home / 22,542.24-31,112.24-18,760.32

Finding the Fourth Proportional to 22,542.24, 31,112.24 and 18,760.32

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Solution

The fourth proportional to 22,542.24, 31,112.24 and 18,760.32 is: 25,892.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,542.24 : 31,112.24 = 18,760.32 : x
  2. Step 2: Convert to fraction form
    22,542.24/31,112.24 = 18,760.32/x
  3. Step 3: Cross multiply
    22,542.24x = 31,112.24 × 18,760.32
  4. Step 4: Simplify right side
    22,542.24x = 583,675,578.32
  5. Step 5: Solve for x
    x = 583,675,578.32/22,542.24
  6. Step 6: Final answer
    x = 25,892.53

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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.