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Finding the Fourth Proportional to 17,803.27, 26,700.90 and 7,936.26

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Solution

The fourth proportional to 17,803.27, 26,700.90 and 7,936.26 is: 11,902.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,803.27 : 26,700.90 = 7,936.26 : x
  2. Step 2: Convert to fraction form
    17,803.27/26,700.90 = 7,936.26/x
  3. Step 3: Cross multiply
    17,803.27x = 26,700.90 × 7,936.26
  4. Step 4: Simplify right side
    17,803.27x = 211,905,284.63
  5. Step 5: Solve for x
    x = 211,905,284.63/17,803.27
  6. Step 6: Final answer
    x = 11,902.60

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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.