Home / 22,158.11-33,219.62-11,059.08

Finding the Fourth Proportional to 22,158.11, 33,219.62 and 11,059.08

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Solution

The fourth proportional to 22,158.11, 33,219.62 and 11,059.08 is: 16,579.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,158.11 : 33,219.62 = 11,059.08 : x
  2. Step 2: Convert to fraction form
    22,158.11/33,219.62 = 11,059.08/x
  3. Step 3: Cross multiply
    22,158.11x = 33,219.62 × 11,059.08
  4. Step 4: Simplify right side
    22,158.11x = 367,378,483.61
  5. Step 5: Solve for x
    x = 367,378,483.61/22,158.11
  6. Step 6: Final answer
    x = 16,579.87

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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.