Home / 12,361.22-18,541.84-3,001.25

Finding the Fourth Proportional to 12,361.22, 18,541.84 and 3,001.25

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Solution

The fourth proportional to 12,361.22, 18,541.84 and 3,001.25 is: 4,501.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,361.22 : 18,541.84 = 3,001.25 : x
  2. Step 2: Convert to fraction form
    12,361.22/18,541.84 = 3,001.25/x
  3. Step 3: Cross multiply
    12,361.22x = 18,541.84 × 3,001.25
  4. Step 4: Simplify right side
    12,361.22x = 55,648,736.15
  5. Step 5: Solve for x
    x = 55,648,736.15/12,361.22
  6. Step 6: Final answer
    x = 4,501.88

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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.