Home / 27,435.08-41,144.45-11,639.92

Finding the Fourth Proportional to 27,435.08, 41,144.45 and 11,639.92

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Solution

The fourth proportional to 27,435.08, 41,144.45 and 11,639.92 is: 17,456.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,435.08 : 41,144.45 = 11,639.92 : x
  2. Step 2: Convert to fraction form
    27,435.08/41,144.45 = 11,639.92/x
  3. Step 3: Cross multiply
    27,435.08x = 41,144.45 × 11,639.92
  4. Step 4: Simplify right side
    27,435.08x = 478,918,106.44
  5. Step 5: Solve for x
    x = 478,918,106.44/27,435.08
  6. Step 6: Final answer
    x = 17,456.41

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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.