Home / 18,190.37-25,102.46-10,232.58

Finding the Fourth Proportional to 18,190.37, 25,102.46 and 10,232.58

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Solution

The fourth proportional to 18,190.37, 25,102.46 and 10,232.58 is: 14,120.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,190.37 : 25,102.46 = 10,232.58 : x
  2. Step 2: Convert to fraction form
    18,190.37/25,102.46 = 10,232.58/x
  3. Step 3: Cross multiply
    18,190.37x = 25,102.46 × 10,232.58
  4. Step 4: Simplify right side
    18,190.37x = 256,862,851.10
  5. Step 5: Solve for x
    x = 256,862,851.10/18,190.37
  6. Step 6: Final answer
    x = 14,120.81

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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.