Home / 16,805.04-23,190.38-9,251.32

Finding the Fourth Proportional to 16,805.04, 23,190.38 and 9,251.32

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Solution

The fourth proportional to 16,805.04, 23,190.38 and 9,251.32 is: 12,766.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,805.04 : 23,190.38 = 9,251.32 : x
  2. Step 2: Convert to fraction form
    16,805.04/23,190.38 = 9,251.32/x
  3. Step 3: Cross multiply
    16,805.04x = 23,190.38 × 9,251.32
  4. Step 4: Simplify right side
    16,805.04x = 214,541,626.30
  5. Step 5: Solve for x
    x = 214,541,626.30/16,805.04
  6. Step 6: Final answer
    x = 12,766.50

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Double scale
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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.