Home / 17,257.50-23,802.39-11,961.18

Finding the Fourth Proportional to 17,257.50, 23,802.39 and 11,961.18

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Solution

The fourth proportional to 17,257.50, 23,802.39 and 11,961.18 is: 16,497.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,257.50 : 23,802.39 = 11,961.18 : x
  2. Step 2: Convert to fraction form
    17,257.50/23,802.39 = 11,961.18/x
  3. Step 3: Cross multiply
    17,257.50x = 23,802.39 × 11,961.18
  4. Step 4: Simplify right side
    17,257.50x = 284,704,671.22
  5. Step 5: Solve for x
    x = 284,704,671.22/17,257.50
  6. Step 6: Final answer
    x = 16,497.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.