Home / 27,945.68-41,927.16-9,490.64

Finding the Fourth Proportional to 27,945.68, 41,927.16 and 9,490.64

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Solution

The fourth proportional to 27,945.68, 41,927.16 and 9,490.64 is: 14,238.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,945.68 : 41,927.16 = 9,490.64 : x
  2. Step 2: Convert to fraction form
    27,945.68/41,927.16 = 9,490.64/x
  3. Step 3: Cross multiply
    27,945.68x = 41,927.16 × 9,490.64
  4. Step 4: Simplify right side
    27,945.68x = 397,915,581.78
  5. Step 5: Solve for x
    x = 397,915,581.78/27,945.68
  6. Step 6: Final answer
    x = 14,238.89

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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.