Home / 12,536.28-18,797.13-4,745.70

Finding the Fourth Proportional to 12,536.28, 18,797.13 and 4,745.70

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Solution

The fourth proportional to 12,536.28, 18,797.13 and 4,745.70 is: 7,115.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,536.28 : 18,797.13 = 4,745.70 : x
  2. Step 2: Convert to fraction form
    12,536.28/18,797.13 = 4,745.70/x
  3. Step 3: Cross multiply
    12,536.28x = 18,797.13 × 4,745.70
  4. Step 4: Simplify right side
    12,536.28x = 89,205,539.84
  5. Step 5: Solve for x
    x = 89,205,539.84/12,536.28
  6. Step 6: Final answer
    x = 7,115.79

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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.