Home / 27,243.18-37,620.18-17,189.46

Finding the Fourth Proportional to 27,243.18, 37,620.18 and 17,189.46

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Solution

The fourth proportional to 27,243.18, 37,620.18 and 17,189.46 is: 23,736.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,243.18 : 37,620.18 = 17,189.46 : x
  2. Step 2: Convert to fraction form
    27,243.18/37,620.18 = 17,189.46/x
  3. Step 3: Cross multiply
    27,243.18x = 37,620.18 × 17,189.46
  4. Step 4: Simplify right side
    27,243.18x = 646,670,579.30
  5. Step 5: Solve for x
    x = 646,670,579.30/27,243.18
  6. Step 6: Final answer
    x = 23,736.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.