Home / 27,684.24-38,204.37-15,109.26

Finding the Fourth Proportional to 27,684.24, 38,204.37 and 15,109.26

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Solution

The fourth proportional to 27,684.24, 38,204.37 and 15,109.26 is: 20,850.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,684.24 : 38,204.37 = 15,109.26 : x
  2. Step 2: Convert to fraction form
    27,684.24/38,204.37 = 15,109.26/x
  3. Step 3: Cross multiply
    27,684.24x = 38,204.37 × 15,109.26
  4. Step 4: Simplify right side
    27,684.24x = 577,239,759.47
  5. Step 5: Solve for x
    x = 577,239,759.47/27,684.24
  6. Step 6: Final answer
    x = 20,850.84

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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.