Home / 16,687.52-23,029.62-9,614.60

Finding the Fourth Proportional to 16,687.52, 23,029.62 and 9,614.60

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Solution

The fourth proportional to 16,687.52, 23,029.62 and 9,614.60 is: 13,268.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,687.52 : 23,029.62 = 9,614.60 : x
  2. Step 2: Convert to fraction form
    16,687.52/23,029.62 = 9,614.60/x
  3. Step 3: Cross multiply
    16,687.52x = 23,029.62 × 9,614.60
  4. Step 4: Simplify right side
    16,687.52x = 221,420,584.45
  5. Step 5: Solve for x
    x = 221,420,584.45/16,687.52
  6. Step 6: Final answer
    x = 13,268.63

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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.