Home / 18,037.78-27,056.66-11,837.02

Finding the Fourth Proportional to 18,037.78, 27,056.66 and 11,837.02

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Solution

The fourth proportional to 18,037.78, 27,056.66 and 11,837.02 is: 17,755.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,037.78 : 27,056.66 = 11,837.02 : x
  2. Step 2: Convert to fraction form
    18,037.78/27,056.66 = 11,837.02/x
  3. Step 3: Cross multiply
    18,037.78x = 27,056.66 × 11,837.02
  4. Step 4: Simplify right side
    18,037.78x = 320,270,225.55
  5. Step 5: Solve for x
    x = 320,270,225.55/18,037.78
  6. Step 6: Final answer
    x = 17,755.52

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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.