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Finding the Fourth Proportional to 17,755.94, 26,624.54 and 5,274.24

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Solution

The fourth proportional to 17,755.94, 26,624.54 and 5,274.24 is: 7,908.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,755.94 : 26,624.54 = 5,274.24 : x
  2. Step 2: Convert to fraction form
    17,755.94/26,624.54 = 5,274.24/x
  3. Step 3: Cross multiply
    17,755.94x = 26,624.54 × 5,274.24
  4. Step 4: Simplify right side
    17,755.94x = 140,424,187.48
  5. Step 5: Solve for x
    x = 140,424,187.48/17,755.94
  6. Step 6: Final answer
    x = 7,908.58

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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.