Home / 16,857.93-23,268.56-9,786.63

Finding the Fourth Proportional to 16,857.93, 23,268.56 and 9,786.63

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Solution

The fourth proportional to 16,857.93, 23,268.56 and 9,786.63 is: 13,508.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,857.93 : 23,268.56 = 9,786.63 : x
  2. Step 2: Convert to fraction form
    16,857.93/23,268.56 = 9,786.63/x
  3. Step 3: Cross multiply
    16,857.93x = 23,268.56 × 9,786.63
  4. Step 4: Simplify right side
    16,857.93x = 227,720,787.35
  5. Step 5: Solve for x
    x = 227,720,787.35/16,857.93
  6. Step 6: Final answer
    x = 13,508.23

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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.