Home / 18,601.02-27,873.18-11,197.08

Finding the Fourth Proportional to 18,601.02, 27,873.18 and 11,197.08

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Solution

The fourth proportional to 18,601.02, 27,873.18 and 11,197.08 is: 16,778.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,601.02 : 27,873.18 = 11,197.08 : x
  2. Step 2: Convert to fraction form
    18,601.02/27,873.18 = 11,197.08/x
  3. Step 3: Cross multiply
    18,601.02x = 27,873.18 × 11,197.08
  4. Step 4: Simplify right side
    18,601.02x = 312,098,226.31
  5. Step 5: Solve for x
    x = 312,098,226.31/18,601.02
  6. Step 6: Final answer
    x = 16,778.55

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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.