Home / 22,166.31-33,220.74-9,003.39

Finding the Fourth Proportional to 22,166.31, 33,220.74 and 9,003.39

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Solution

The fourth proportional to 22,166.31, 33,220.74 and 9,003.39 is: 13,493.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,166.31 : 33,220.74 = 9,003.39 : x
  2. Step 2: Convert to fraction form
    22,166.31/33,220.74 = 9,003.39/x
  3. Step 3: Cross multiply
    22,166.31x = 33,220.74 × 9,003.39
  4. Step 4: Simplify right side
    22,166.31x = 299,099,278.31
  5. Step 5: Solve for x
    x = 299,099,278.31/22,166.31
  6. Step 6: Final answer
    x = 13,493.42

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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.