Home / 18,522.04-27,777.26-5,375.32

Finding the Fourth Proportional to 18,522.04, 27,777.26 and 5,375.32

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Solution

The fourth proportional to 18,522.04, 27,777.26 and 5,375.32 is: 8,061.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,522.04 : 27,777.26 = 5,375.32 : x
  2. Step 2: Convert to fraction form
    18,522.04/27,777.26 = 5,375.32/x
  3. Step 3: Cross multiply
    18,522.04x = 27,777.26 × 5,375.32
  4. Step 4: Simplify right side
    18,522.04x = 149,311,661.22
  5. Step 5: Solve for x
    x = 149,311,661.22/18,522.04
  6. Step 6: Final answer
    x = 8,061.30

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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.