Home / 17,118.03-23,631.45-11,558.19

Finding the Fourth Proportional to 17,118.03, 23,631.45 and 11,558.19

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Solution

The fourth proportional to 17,118.03, 23,631.45 and 11,558.19 is: 15,956.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,118.03 : 23,631.45 = 11,558.19 : x
  2. Step 2: Convert to fraction form
    17,118.03/23,631.45 = 11,558.19/x
  3. Step 3: Cross multiply
    17,118.03x = 23,631.45 × 11,558.19
  4. Step 4: Simplify right side
    17,118.03x = 273,136,789.08
  5. Step 5: Solve for x
    x = 273,136,789.08/17,118.03
  6. Step 6: Final answer
    x = 15,956.09

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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.