Home / 22,467.78-33,703.56-7,677.72

Finding the Fourth Proportional to 22,467.78, 33,703.56 and 7,677.72

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Solution

The fourth proportional to 22,467.78, 33,703.56 and 7,677.72 is: 11,517.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,467.78 : 33,703.56 = 7,677.72 : x
  2. Step 2: Convert to fraction form
    22,467.78/33,703.56 = 7,677.72/x
  3. Step 3: Cross multiply
    22,467.78x = 33,703.56 × 7,677.72
  4. Step 4: Simplify right side
    22,467.78x = 258,766,496.68
  5. Step 5: Solve for x
    x = 258,766,496.68/22,467.78
  6. Step 6: Final answer
    x = 11,517.23

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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.