Home / 22,190.16-33,288.90-7,396.32

Finding the Fourth Proportional to 22,190.16, 33,288.90 and 7,396.32

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Solution

The fourth proportional to 22,190.16, 33,288.90 and 7,396.32 is: 11,095.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,190.16 : 33,288.90 = 7,396.32 : x
  2. Step 2: Convert to fraction form
    22,190.16/33,288.90 = 7,396.32/x
  3. Step 3: Cross multiply
    22,190.16x = 33,288.90 × 7,396.32
  4. Step 4: Simplify right side
    22,190.16x = 246,215,356.85
  5. Step 5: Solve for x
    x = 246,215,356.85/22,190.16
  6. Step 6: Final answer
    x = 11,095.70

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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.