Home / 22,664.88-33,815.34-21,615.12

Finding the Fourth Proportional to 22,664.88, 33,815.34 and 21,615.12

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Solution

The fourth proportional to 22,664.88, 33,815.34 and 21,615.12 is: 32,249.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,664.88 : 33,815.34 = 21,615.12 : x
  2. Step 2: Convert to fraction form
    22,664.88/33,815.34 = 21,615.12/x
  3. Step 3: Cross multiply
    22,664.88x = 33,815.34 × 21,615.12
  4. Step 4: Simplify right side
    22,664.88x = 730,922,631.94
  5. Step 5: Solve for x
    x = 730,922,631.94/22,664.88
  6. Step 6: Final answer
    x = 32,249.13

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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.