Home / 16,841.25-23,240.42-9,287.57

Finding the Fourth Proportional to 16,841.25, 23,240.42 and 9,287.57

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Solution

The fourth proportional to 16,841.25, 23,240.42 and 9,287.57 is: 12,816.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,841.25 : 23,240.42 = 9,287.57 : x
  2. Step 2: Convert to fraction form
    16,841.25/23,240.42 = 9,287.57/x
  3. Step 3: Cross multiply
    16,841.25x = 23,240.42 × 9,287.57
  4. Step 4: Simplify right side
    16,841.25x = 215,846,981.14
  5. Step 5: Solve for x
    x = 215,846,981.14/16,841.25
  6. Step 6: Final answer
    x = 12,816.57

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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.