Home / 49,712.72-68,601.48-27,355.28

Finding the Fourth Proportional to 49,712.72, 68,601.48 and 27,355.28

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Solution

The fourth proportional to 49,712.72, 68,601.48 and 27,355.28 is: 37,749.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,712.72 : 68,601.48 = 27,355.28 : x
  2. Step 2: Convert to fraction form
    49,712.72/68,601.48 = 27,355.28/x
  3. Step 3: Cross multiply
    49,712.72x = 68,601.48 × 27,355.28
  4. Step 4: Simplify right side
    49,712.72x = 1,876,612,693.81
  5. Step 5: Solve for x
    x = 1,876,612,693.81/49,712.72
  6. Step 6: Final answer
    x = 37,749.15

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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.