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Finding the Fourth Proportional to 27,274.66, 40,899.06 and 9,499.12

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Solution

The fourth proportional to 27,274.66, 40,899.06 and 9,499.12 is: 14,244.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,274.66 : 40,899.06 = 9,499.12 : x
  2. Step 2: Convert to fraction form
    27,274.66/40,899.06 = 9,499.12/x
  3. Step 3: Cross multiply
    27,274.66x = 40,899.06 × 9,499.12
  4. Step 4: Simplify right side
    27,274.66x = 388,504,976.58
  5. Step 5: Solve for x
    x = 388,504,976.58/27,274.66
  6. Step 6: Final answer
    x = 14,244.17

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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.