Home / 16,806.76-23,203.62-11,146.44

Finding the Fourth Proportional to 16,806.76, 23,203.62 and 11,146.44

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Solution

The fourth proportional to 16,806.76, 23,203.62 and 11,146.44 is: 15,388.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,806.76 : 23,203.62 = 11,146.44 : x
  2. Step 2: Convert to fraction form
    16,806.76/23,203.62 = 11,146.44/x
  3. Step 3: Cross multiply
    16,806.76x = 23,203.62 × 11,146.44
  4. Step 4: Simplify right side
    16,806.76x = 258,637,758.11
  5. Step 5: Solve for x
    x = 258,637,758.11/16,806.76
  6. Step 6: Final answer
    x = 15,388.91

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Half scale
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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.