Home / 27,638.04-41,456.28-6,861.48

Finding the Fourth Proportional to 27,638.04, 41,456.28 and 6,861.48

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Solution

The fourth proportional to 27,638.04, 41,456.28 and 6,861.48 is: 10,292.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,638.04 : 41,456.28 = 6,861.48 : x
  2. Step 2: Convert to fraction form
    27,638.04/41,456.28 = 6,861.48/x
  3. Step 3: Cross multiply
    27,638.04x = 41,456.28 × 6,861.48
  4. Step 4: Simplify right side
    27,638.04x = 284,451,436.09
  5. Step 5: Solve for x
    x = 284,451,436.09/27,638.04
  6. Step 6: Final answer
    x = 10,292.03

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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.