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Finding the Fourth Proportional to 36,806.59, 55,218.69 and 11,848.97

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Solution

The fourth proportional to 36,806.59, 55,218.69 and 11,848.97 is: 17,776.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,806.59 : 55,218.69 = 11,848.97 : x
  2. Step 2: Convert to fraction form
    36,806.59/55,218.69 = 11,848.97/x
  3. Step 3: Cross multiply
    36,806.59x = 55,218.69 × 11,848.97
  4. Step 4: Simplify right side
    36,806.59x = 654,284,601.25
  5. Step 5: Solve for x
    x = 654,284,601.25/36,806.59
  6. Step 6: Final answer
    x = 17,776.29

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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.