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Finding the Fourth Proportional to 17,760.52, 26,640.78 and 6,073.84

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Solution

The fourth proportional to 17,760.52, 26,640.78 and 6,073.84 is: 9,110.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,760.52 : 26,640.78 = 6,073.84 : x
  2. Step 2: Convert to fraction form
    17,760.52/26,640.78 = 6,073.84/x
  3. Step 3: Cross multiply
    17,760.52x = 26,640.78 × 6,073.84
  4. Step 4: Simplify right side
    17,760.52x = 161,811,671.62
  5. Step 5: Solve for x
    x = 161,811,671.62/17,760.52
  6. Step 6: Final answer
    x = 9,110.75

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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.