Home / 18,086.49-27,133.02-7,551.27

Finding the Fourth Proportional to 18,086.49, 27,133.02 and 7,551.27

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Solution

The fourth proportional to 18,086.49, 27,133.02 and 7,551.27 is: 11,328.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,086.49 : 27,133.02 = 7,551.27 : x
  2. Step 2: Convert to fraction form
    18,086.49/27,133.02 = 7,551.27/x
  3. Step 3: Cross multiply
    18,086.49x = 27,133.02 × 7,551.27
  4. Step 4: Simplify right side
    18,086.49x = 204,888,759.94
  5. Step 5: Solve for x
    x = 204,888,759.94/18,086.49
  6. Step 6: Final answer
    x = 11,328.28

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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.