Home / 18,201.49-25,118.86-10,244.23

Finding the Fourth Proportional to 18,201.49, 25,118.86 and 10,244.23

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Solution

The fourth proportional to 18,201.49, 25,118.86 and 10,244.23 is: 14,137.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,201.49 : 25,118.86 = 10,244.23 : x
  2. Step 2: Convert to fraction form
    18,201.49/25,118.86 = 10,244.23/x
  3. Step 3: Cross multiply
    18,201.49x = 25,118.86 × 10,244.23
  4. Step 4: Simplify right side
    18,201.49x = 257,323,227.97
  5. Step 5: Solve for x
    x = 257,323,227.97/18,201.49
  6. Step 6: Final answer
    x = 14,137.49

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Half scale
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Double scale
Find fourth proportional to 18,202.49, 25,120.24 and 10,245.23
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.