Home / 22,824.77-31,481.51-15,257.80

Finding the Fourth Proportional to 22,824.77, 31,481.51 and 15,257.80

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Solution

The fourth proportional to 22,824.77, 31,481.51 and 15,257.80 is: 21,044.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,824.77 : 31,481.51 = 15,257.80 : x
  2. Step 2: Convert to fraction form
    22,824.77/31,481.51 = 15,257.80/x
  3. Step 3: Cross multiply
    22,824.77x = 31,481.51 × 15,257.80
  4. Step 4: Simplify right side
    22,824.77x = 480,338,428.29
  5. Step 5: Solve for x
    x = 480,338,428.29/22,824.77
  6. Step 6: Final answer
    x = 21,044.61

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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.