Home / 27,899.51-41,844.63-9,179.78

Finding the Fourth Proportional to 27,899.51, 41,844.63 and 9,179.78

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Solution

The fourth proportional to 27,899.51, 41,844.63 and 9,179.78 is: 13,768.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,899.51 : 41,844.63 = 9,179.78 : x
  2. Step 2: Convert to fraction form
    27,899.51/41,844.63 = 9,179.78/x
  3. Step 3: Cross multiply
    27,899.51x = 41,844.63 × 9,179.78
  4. Step 4: Simplify right side
    27,899.51x = 384,124,288.36
  5. Step 5: Solve for x
    x = 384,124,288.36/27,899.51
  6. Step 6: Final answer
    x = 13,768.14

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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.