Home / 16,857.45-25,278.35-9,839.49

Finding the Fourth Proportional to 16,857.45, 25,278.35 and 9,839.49

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Solution

The fourth proportional to 16,857.45, 25,278.35 and 9,839.49 is: 14,754.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,857.45 : 25,278.35 = 9,839.49 : x
  2. Step 2: Convert to fraction form
    16,857.45/25,278.35 = 9,839.49/x
  3. Step 3: Cross multiply
    16,857.45x = 25,278.35 × 9,839.49
  4. Step 4: Simplify right side
    16,857.45x = 248,726,022.84
  5. Step 5: Solve for x
    x = 248,726,022.84/16,857.45
  6. Step 6: Final answer
    x = 14,754.66

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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.