Home / 22,314.40-33,475.68-18,190.54

Finding the Fourth Proportional to 22,314.40, 33,475.68 and 18,190.54

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Solution

The fourth proportional to 22,314.40, 33,475.68 and 18,190.54 is: 27,289.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,314.40 : 33,475.68 = 18,190.54 : x
  2. Step 2: Convert to fraction form
    22,314.40/33,475.68 = 18,190.54/x
  3. Step 3: Cross multiply
    22,314.40x = 33,475.68 × 18,190.54
  4. Step 4: Simplify right side
    22,314.40x = 608,940,696.07
  5. Step 5: Solve for x
    x = 608,940,696.07/22,314.40
  6. Step 6: Final answer
    x = 27,289.14

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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.