Home / 27,784.78-41,667.28-10,010.66

Finding the Fourth Proportional to 27,784.78, 41,667.28 and 10,010.66

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Solution

The fourth proportional to 27,784.78, 41,667.28 and 10,010.66 is: 15,012.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,784.78 : 41,667.28 = 10,010.66 : x
  2. Step 2: Convert to fraction form
    27,784.78/41,667.28 = 10,010.66/x
  3. Step 3: Cross multiply
    27,784.78x = 41,667.28 × 10,010.66
  4. Step 4: Simplify right side
    27,784.78x = 417,116,739.84
  5. Step 5: Solve for x
    x = 417,116,739.84/27,784.78
  6. Step 6: Final answer
    x = 15,012.42

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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.