Home / 18,608.51-27,850.38-15,276.57

Finding the Fourth Proportional to 18,608.51, 27,850.38 and 15,276.57

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Solution

The fourth proportional to 18,608.51, 27,850.38 and 15,276.57 is: 22,863.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,608.51 : 27,850.38 = 15,276.57 : x
  2. Step 2: Convert to fraction form
    18,608.51/27,850.38 = 15,276.57/x
  3. Step 3: Cross multiply
    18,608.51x = 27,850.38 × 15,276.57
  4. Step 4: Simplify right side
    18,608.51x = 425,458,279.60
  5. Step 5: Solve for x
    x = 425,458,279.60/18,608.51
  6. Step 6: Final answer
    x = 22,863.65

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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.