Home / 16,797.80-23,179.62-9,724.52

Finding the Fourth Proportional to 16,797.80, 23,179.62 and 9,724.52

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Solution

The fourth proportional to 16,797.80, 23,179.62 and 9,724.52 is: 13,419.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,797.80 : 23,179.62 = 9,724.52 : x
  2. Step 2: Convert to fraction form
    16,797.80/23,179.62 = 9,724.52/x
  3. Step 3: Cross multiply
    16,797.80x = 23,179.62 × 9,724.52
  4. Step 4: Simplify right side
    16,797.80x = 225,410,678.28
  5. Step 5: Solve for x
    x = 225,410,678.28/16,797.80
  6. Step 6: Final answer
    x = 13,419.06

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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.