Home / 18,175.39-27,263.72-5,028.75

Finding the Fourth Proportional to 18,175.39, 27,263.72 and 5,028.75

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Solution

The fourth proportional to 18,175.39, 27,263.72 and 5,028.75 is: 7,543.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,175.39 : 27,263.72 = 5,028.75 : x
  2. Step 2: Convert to fraction form
    18,175.39/27,263.72 = 5,028.75/x
  3. Step 3: Cross multiply
    18,175.39x = 27,263.72 × 5,028.75
  4. Step 4: Simplify right side
    18,175.39x = 137,102,444.52
  5. Step 5: Solve for x
    x = 137,102,444.52/18,175.39
  6. Step 6: Final answer
    x = 7,543.30

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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.