Home / 16,786.53-23,168.03-9,616.68

Finding the Fourth Proportional to 16,786.53, 23,168.03 and 9,616.68

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Solution

The fourth proportional to 16,786.53, 23,168.03 and 9,616.68 is: 13,272.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,786.53 : 23,168.03 = 9,616.68 : x
  2. Step 2: Convert to fraction form
    16,786.53/23,168.03 = 9,616.68/x
  3. Step 3: Cross multiply
    16,786.53x = 23,168.03 × 9,616.68
  4. Step 4: Simplify right side
    16,786.53x = 222,799,482.66
  5. Step 5: Solve for x
    x = 222,799,482.66/16,786.53
  6. Step 6: Final answer
    x = 13,272.52

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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.