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Finding the Fourth Proportional to 12,560.37, 18,840.08 and 5,067.15

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Solution

The fourth proportional to 12,560.37, 18,840.08 and 5,067.15 is: 7,600.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,560.37 : 18,840.08 = 5,067.15 : x
  2. Step 2: Convert to fraction form
    12,560.37/18,840.08 = 5,067.15/x
  3. Step 3: Cross multiply
    12,560.37x = 18,840.08 × 5,067.15
  4. Step 4: Simplify right side
    12,560.37x = 95,465,486.04
  5. Step 5: Solve for x
    x = 95,465,486.04/12,560.37
  6. Step 6: Final answer
    x = 7,600.53

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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.