Home / 12,424.88-18,633.36-4,102.96

Finding the Fourth Proportional to 12,424.88, 18,633.36 and 4,102.96

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Solution

The fourth proportional to 12,424.88, 18,633.36 and 4,102.96 is: 6,153.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,424.88 : 18,633.36 = 4,102.96 : x
  2. Step 2: Convert to fraction form
    12,424.88/18,633.36 = 4,102.96/x
  3. Step 3: Cross multiply
    12,424.88x = 18,633.36 × 4,102.96
  4. Step 4: Simplify right side
    12,424.88x = 76,451,930.75
  5. Step 5: Solve for x
    x = 76,451,930.75/12,424.88
  6. Step 6: Final answer
    x = 6,153.13

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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.