Home / 18,083.88-27,069.66-11,750.28

Finding the Fourth Proportional to 18,083.88, 27,069.66 and 11,750.28

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Solution

The fourth proportional to 18,083.88, 27,069.66 and 11,750.28 is: 17,588.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,083.88 : 27,069.66 = 11,750.28 : x
  2. Step 2: Convert to fraction form
    18,083.88/27,069.66 = 11,750.28/x
  3. Step 3: Cross multiply
    18,083.88x = 27,069.66 × 11,750.28
  4. Step 4: Simplify right side
    18,083.88x = 318,076,084.50
  5. Step 5: Solve for x
    x = 318,076,084.50/18,083.88
  6. Step 6: Final answer
    x = 17,588.93

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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.