Home / 27,694.08-38,236.16-17,099.28

Finding the Fourth Proportional to 27,694.08, 38,236.16 and 17,099.28

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Solution

The fourth proportional to 27,694.08, 38,236.16 and 17,099.28 is: 23,608.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,694.08 : 38,236.16 = 17,099.28 : x
  2. Step 2: Convert to fraction form
    27,694.08/38,236.16 = 17,099.28/x
  3. Step 3: Cross multiply
    27,694.08x = 38,236.16 × 17,099.28
  4. Step 4: Simplify right side
    27,694.08x = 653,810,805.96
  5. Step 5: Solve for x
    x = 653,810,805.96/27,694.08
  6. Step 6: Final answer
    x = 23,608.32

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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.