Home / 18,183.59-25,093.70-10,630.56

Finding the Fourth Proportional to 18,183.59, 25,093.70 and 10,630.56

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Solution

The fourth proportional to 18,183.59, 25,093.70 and 10,630.56 is: 14,670.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,183.59 : 25,093.70 = 10,630.56 : x
  2. Step 2: Convert to fraction form
    18,183.59/25,093.70 = 10,630.56/x
  3. Step 3: Cross multiply
    18,183.59x = 25,093.70 × 10,630.56
  4. Step 4: Simplify right side
    18,183.59x = 266,760,030.32
  5. Step 5: Solve for x
    x = 266,760,030.32/18,183.59
  6. Step 6: Final answer
    x = 14,670.38

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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.