Home / 22,755.36-34,148.22-7,964.28

Finding the Fourth Proportional to 22,755.36, 34,148.22 and 7,964.28

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Solution

The fourth proportional to 22,755.36, 34,148.22 and 7,964.28 is: 11,951.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,755.36 : 34,148.22 = 7,964.28 : x
  2. Step 2: Convert to fraction form
    22,755.36/34,148.22 = 7,964.28/x
  3. Step 3: Cross multiply
    22,755.36x = 34,148.22 × 7,964.28
  4. Step 4: Simplify right side
    22,755.36x = 271,965,985.58
  5. Step 5: Solve for x
    x = 271,965,985.58/22,755.36
  6. Step 6: Final answer
    x = 11,951.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.