Home / 18,273.14-25,212.66-10,719.08

Finding the Fourth Proportional to 18,273.14, 25,212.66 and 10,719.08

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Solution

The fourth proportional to 18,273.14, 25,212.66 and 10,719.08 is: 14,789.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,273.14 : 25,212.66 = 10,719.08 : x
  2. Step 2: Convert to fraction form
    18,273.14/25,212.66 = 10,719.08/x
  3. Step 3: Cross multiply
    18,273.14x = 25,212.66 × 10,719.08
  4. Step 4: Simplify right side
    18,273.14x = 270,256,555.79
  5. Step 5: Solve for x
    x = 270,256,555.79/18,273.14
  6. Step 6: Final answer
    x = 14,789.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.