Home / 12,330.33-18,495.51-3,096.33

Finding the Fourth Proportional to 12,330.33, 18,495.51 and 3,096.33

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Solution

The fourth proportional to 12,330.33, 18,495.51 and 3,096.33 is: 4,644.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,330.33 : 18,495.51 = 3,096.33 : x
  2. Step 2: Convert to fraction form
    12,330.33/18,495.51 = 3,096.33/x
  3. Step 3: Cross multiply
    12,330.33x = 18,495.51 × 3,096.33
  4. Step 4: Simplify right side
    12,330.33x = 57,268,202.48
  5. Step 5: Solve for x
    x = 57,268,202.48/12,330.33
  6. Step 6: Final answer
    x = 4,644.50

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.