Home / 18,076.95-27,119.37-8,727.52

Finding the Fourth Proportional to 18,076.95, 27,119.37 and 8,727.52

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Solution

The fourth proportional to 18,076.95, 27,119.37 and 8,727.52 is: 13,093.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,076.95 : 27,119.37 = 8,727.52 : x
  2. Step 2: Convert to fraction form
    18,076.95/27,119.37 = 8,727.52/x
  3. Step 3: Cross multiply
    18,076.95x = 27,119.37 × 8,727.52
  4. Step 4: Simplify right side
    18,076.95x = 236,684,844.06
  5. Step 5: Solve for x
    x = 236,684,844.06/18,076.95
  6. Step 6: Final answer
    x = 13,093.18

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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.