Home / 27,964.70-41,837.70-18,123.20

Finding the Fourth Proportional to 27,964.70, 41,837.70 and 18,123.20

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Solution

The fourth proportional to 27,964.70, 41,837.70 and 18,123.20 is: 27,113.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,964.70 : 41,837.70 = 18,123.20 : x
  2. Step 2: Convert to fraction form
    27,964.70/41,837.70 = 18,123.20/x
  3. Step 3: Cross multiply
    27,964.70x = 41,837.70 × 18,123.20
  4. Step 4: Simplify right side
    27,964.70x = 758,233,004.64
  5. Step 5: Solve for x
    x = 758,233,004.64/27,964.70
  6. Step 6: Final answer
    x = 27,113.93

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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.