Home / 24,212.78-36,330.12-12,360.44

Finding the Fourth Proportional to 24,212.78, 36,330.12 and 12,360.44

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Solution

The fourth proportional to 24,212.78, 36,330.12 and 12,360.44 is: 18,546.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,212.78 : 36,330.12 = 12,360.44 : x
  2. Step 2: Convert to fraction form
    24,212.78/36,330.12 = 12,360.44/x
  3. Step 3: Cross multiply
    24,212.78x = 36,330.12 × 12,360.44
  4. Step 4: Simplify right side
    24,212.78x = 449,056,268.45
  5. Step 5: Solve for x
    x = 449,056,268.45/24,212.78
  6. Step 6: Final answer
    x = 18,546.25

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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.