Home / 27,435.34-41,144.87-11,640.16

Finding the Fourth Proportional to 27,435.34, 41,144.87 and 11,640.16

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Solution

The fourth proportional to 27,435.34, 41,144.87 and 11,640.16 is: 17,456.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,435.34 : 41,144.87 = 11,640.16 : x
  2. Step 2: Convert to fraction form
    27,435.34/41,144.87 = 11,640.16/x
  3. Step 3: Cross multiply
    27,435.34x = 41,144.87 × 11,640.16
  4. Step 4: Simplify right side
    27,435.34x = 478,932,869.98
  5. Step 5: Solve for x
    x = 478,932,869.98/27,435.34
  6. Step 6: Final answer
    x = 17,456.79

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1.5x scale

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.