Home / 22,119.20-33,211.96-19,032.80

Finding the Fourth Proportional to 22,119.20, 33,211.96 and 19,032.80

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Solution

The fourth proportional to 22,119.20, 33,211.96 and 19,032.80 is: 28,577.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,119.20 : 33,211.96 = 19,032.80 : x
  2. Step 2: Convert to fraction form
    22,119.20/33,211.96 = 19,032.80/x
  3. Step 3: Cross multiply
    22,119.20x = 33,211.96 × 19,032.80
  4. Step 4: Simplify right side
    22,119.20x = 632,116,592.29
  5. Step 5: Solve for x
    x = 632,116,592.29/22,119.20
  6. Step 6: Final answer
    x = 28,577.73

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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.