Home / 15,743.28-23,614.38-5,879.64

Finding the Fourth Proportional to 15,743.28, 23,614.38 and 5,879.64

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Solution

The fourth proportional to 15,743.28, 23,614.38 and 5,879.64 is: 8,819.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,743.28 : 23,614.38 = 5,879.64 : x
  2. Step 2: Convert to fraction form
    15,743.28/23,614.38 = 5,879.64/x
  3. Step 3: Cross multiply
    15,743.28x = 23,614.38 × 5,879.64
  4. Step 4: Simplify right side
    15,743.28x = 138,844,053.22
  5. Step 5: Solve for x
    x = 138,844,053.22/15,743.28
  6. Step 6: Final answer
    x = 8,819.26

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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.