Home / 22,015.70-33,023.55-11,518.10

Finding the Fourth Proportional to 22,015.70, 33,023.55 and 11,518.10

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Solution

The fourth proportional to 22,015.70, 33,023.55 and 11,518.10 is: 17,277.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,015.70 : 33,023.55 = 11,518.10 : x
  2. Step 2: Convert to fraction form
    22,015.70/33,023.55 = 11,518.10/x
  3. Step 3: Cross multiply
    22,015.70x = 33,023.55 × 11,518.10
  4. Step 4: Simplify right side
    22,015.70x = 380,368,551.26
  5. Step 5: Solve for x
    x = 380,368,551.26/22,015.70
  6. Step 6: Final answer
    x = 17,277.15

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Similar ratio
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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.