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Finding the Fourth Proportional to 27,412.92, 41,118.90 and 8,944.92

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Solution

The fourth proportional to 27,412.92, 41,118.90 and 8,944.92 is: 13,417.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,412.92 : 41,118.90 = 8,944.92 : x
  2. Step 2: Convert to fraction form
    27,412.92/41,118.90 = 8,944.92/x
  3. Step 3: Cross multiply
    27,412.92x = 41,118.90 × 8,944.92
  4. Step 4: Simplify right side
    27,412.92x = 367,805,270.99
  5. Step 5: Solve for x
    x = 367,805,270.99/27,412.92
  6. Step 6: Final answer
    x = 13,417.22

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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.