Home / 16,889.38-23,307.68-9,336.33

Finding the Fourth Proportional to 16,889.38, 23,307.68 and 9,336.33

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Solution

The fourth proportional to 16,889.38, 23,307.68 and 9,336.33 is: 12,884.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,889.38 : 23,307.68 = 9,336.33 : x
  2. Step 2: Convert to fraction form
    16,889.38/23,307.68 = 9,336.33/x
  3. Step 3: Cross multiply
    16,889.38x = 23,307.68 × 9,336.33
  4. Step 4: Simplify right side
    16,889.38x = 217,608,215.36
  5. Step 5: Solve for x
    x = 217,608,215.36/16,889.38
  6. Step 6: Final answer
    x = 12,884.32

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Half scale
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Double scale
Find fourth proportional to 16,890.38, 23,309.06 and 9,337.33
Similar ratio
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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.