Home / 14,611.26-20,164.56-8,323.63

Finding the Fourth Proportional to 14,611.26, 20,164.56 and 8,323.63

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Solution

The fourth proportional to 14,611.26, 20,164.56 and 8,323.63 is: 11,487.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,611.26 : 20,164.56 = 8,323.63 : x
  2. Step 2: Convert to fraction form
    14,611.26/20,164.56 = 8,323.63/x
  3. Step 3: Cross multiply
    14,611.26x = 20,164.56 × 8,323.63
  4. Step 4: Simplify right side
    14,611.26x = 167,842,336.55
  5. Step 5: Solve for x
    x = 167,842,336.55/14,611.26
  6. Step 6: Final answer
    x = 11,487.19

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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.