Home / 23,104.69-31,884.48-12,494.32

Finding the Fourth Proportional to 23,104.69, 31,884.48 and 12,494.32

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Solution

The fourth proportional to 23,104.69, 31,884.48 and 12,494.32 is: 17,242.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,104.69 : 31,884.48 = 12,494.32 : x
  2. Step 2: Convert to fraction form
    23,104.69/31,884.48 = 12,494.32/x
  3. Step 3: Cross multiply
    23,104.69x = 31,884.48 × 12,494.32
  4. Step 4: Simplify right side
    23,104.69x = 398,374,816.44
  5. Step 5: Solve for x
    x = 398,374,816.44/23,104.69
  6. Step 6: Final answer
    x = 17,242.16

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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.