Home / 22,438.87-33,621.39-17,788.76

Finding the Fourth Proportional to 22,438.87, 33,621.39 and 17,788.76

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Solution

The fourth proportional to 22,438.87, 33,621.39 and 17,788.76 is: 26,653.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,438.87 : 33,621.39 = 17,788.76 : x
  2. Step 2: Convert to fraction form
    22,438.87/33,621.39 = 17,788.76/x
  3. Step 3: Cross multiply
    22,438.87x = 33,621.39 × 17,788.76
  4. Step 4: Simplify right side
    22,438.87x = 598,082,837.58
  5. Step 5: Solve for x
    x = 598,082,837.58/22,438.87
  6. Step 6: Final answer
    x = 26,653.88

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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.