Home / 22,110.80-33,166.20-13,341.20

Finding the Fourth Proportional to 22,110.80, 33,166.20 and 13,341.20

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Solution

The fourth proportional to 22,110.80, 33,166.20 and 13,341.20 is: 20,011.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,110.80 : 33,166.20 = 13,341.20 : x
  2. Step 2: Convert to fraction form
    22,110.80/33,166.20 = 13,341.20/x
  3. Step 3: Cross multiply
    22,110.80x = 33,166.20 × 13,341.20
  4. Step 4: Simplify right side
    22,110.80x = 442,476,907.44
  5. Step 5: Solve for x
    x = 442,476,907.44/22,110.80
  6. Step 6: Final answer
    x = 20,011.80

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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.