Home / 17,109.19-23,610.46-9,555.66

Finding the Fourth Proportional to 17,109.19, 23,610.46 and 9,555.66

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Solution

The fourth proportional to 17,109.19, 23,610.46 and 9,555.66 is: 13,186.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,109.19 : 23,610.46 = 9,555.66 : x
  2. Step 2: Convert to fraction form
    17,109.19/23,610.46 = 9,555.66/x
  3. Step 3: Cross multiply
    17,109.19x = 23,610.46 × 9,555.66
  4. Step 4: Simplify right side
    17,109.19x = 225,613,528.20
  5. Step 5: Solve for x
    x = 225,613,528.20/17,109.19
  6. Step 6: Final answer
    x = 13,186.69

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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.