Home / 17,724.88-26,448.44-15,863.20

Finding the Fourth Proportional to 17,724.88, 26,448.44 and 15,863.20

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Solution

The fourth proportional to 17,724.88, 26,448.44 and 15,863.20 is: 23,670.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,724.88 : 26,448.44 = 15,863.20 : x
  2. Step 2: Convert to fraction form
    17,724.88/26,448.44 = 15,863.20/x
  3. Step 3: Cross multiply
    17,724.88x = 26,448.44 × 15,863.20
  4. Step 4: Simplify right side
    17,724.88x = 419,556,893.41
  5. Step 5: Solve for x
    x = 419,556,893.41/17,724.88
  6. Step 6: Final answer
    x = 23,670.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.