Home / 18,650.66-27,976.29-10,383.23

Finding the Fourth Proportional to 18,650.66, 27,976.29 and 10,383.23

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Solution

The fourth proportional to 18,650.66, 27,976.29 and 10,383.23 is: 15,575.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,650.66 : 27,976.29 = 10,383.23 : x
  2. Step 2: Convert to fraction form
    18,650.66/27,976.29 = 10,383.23/x
  3. Step 3: Cross multiply
    18,650.66x = 27,976.29 × 10,383.23
  4. Step 4: Simplify right side
    18,650.66x = 290,484,157.72
  5. Step 5: Solve for x
    x = 290,484,157.72/18,650.66
  6. Step 6: Final answer
    x = 15,575.00

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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.