Home / 25,351.38-34,997.06-16,867.64

Finding the Fourth Proportional to 25,351.38, 34,997.06 and 16,867.64

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Solution

The fourth proportional to 25,351.38, 34,997.06 and 16,867.64 is: 23,285.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,351.38 : 34,997.06 = 16,867.64 : x
  2. Step 2: Convert to fraction form
    25,351.38/34,997.06 = 16,867.64/x
  3. Step 3: Cross multiply
    25,351.38x = 34,997.06 × 16,867.64
  4. Step 4: Simplify right side
    25,351.38x = 590,317,938.80
  5. Step 5: Solve for x
    x = 590,317,938.80/25,351.38
  6. Step 6: Final answer
    x = 23,285.44

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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.