Home / 27,704.08-38,249.96-17,109.28

Finding the Fourth Proportional to 27,704.08, 38,249.96 and 17,109.28

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Solution

The fourth proportional to 27,704.08, 38,249.96 and 17,109.28 is: 23,622.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,704.08 : 38,249.96 = 17,109.28 : x
  2. Step 2: Convert to fraction form
    27,704.08/38,249.96 = 17,109.28/x
  3. Step 3: Cross multiply
    27,704.08x = 38,249.96 × 17,109.28
  4. Step 4: Simplify right side
    27,704.08x = 654,429,275.63
  5. Step 5: Solve for x
    x = 654,429,275.63/27,704.08
  6. Step 6: Final answer
    x = 23,622.13

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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.