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Finding the Fourth Proportional to 36,755.82, 55,142.97 and 11,798.10

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Solution

The fourth proportional to 36,755.82, 55,142.97 and 11,798.10 is: 17,700.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,755.82 : 55,142.97 = 11,798.10 : x
  2. Step 2: Convert to fraction form
    36,755.82/55,142.97 = 11,798.10/x
  3. Step 3: Cross multiply
    36,755.82x = 55,142.97 × 11,798.10
  4. Step 4: Simplify right side
    36,755.82x = 650,582,274.36
  5. Step 5: Solve for x
    x = 650,582,274.36/36,755.82
  6. Step 6: Final answer
    x = 17,700.12

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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.