Home / 18,996.30-26,213.54-10,498.33

Finding the Fourth Proportional to 18,996.30, 26,213.54 and 10,498.33

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Solution

The fourth proportional to 18,996.30, 26,213.54 and 10,498.33 is: 14,486.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,996.30 : 26,213.54 = 10,498.33 : x
  2. Step 2: Convert to fraction form
    18,996.30/26,213.54 = 10,498.33/x
  3. Step 3: Cross multiply
    18,996.30x = 26,213.54 × 10,498.33
  4. Step 4: Simplify right side
    18,996.30x = 275,198,393.39
  5. Step 5: Solve for x
    x = 275,198,393.39/18,996.30
  6. Step 6: Final answer
    x = 14,486.95

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Half scale
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Double scale
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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.