Home / 22,755.92-34,256.72-20,467.15

Finding the Fourth Proportional to 22,755.92, 34,256.72 and 20,467.15

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Solution

The fourth proportional to 22,755.92, 34,256.72 and 20,467.15 is: 30,811.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,755.92 : 34,256.72 = 20,467.15 : x
  2. Step 2: Convert to fraction form
    22,755.92/34,256.72 = 20,467.15/x
  3. Step 3: Cross multiply
    22,755.92x = 34,256.72 × 20,467.15
  4. Step 4: Simplify right side
    22,755.92x = 701,137,392.27
  5. Step 5: Solve for x
    x = 701,137,392.27/22,755.92
  6. Step 6: Final answer
    x = 30,811.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.