Home / 12,559.66-18,826.34-4,236.81

Finding the Fourth Proportional to 12,559.66, 18,826.34 and 4,236.81

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Solution

The fourth proportional to 12,559.66, 18,826.34 and 4,236.81 is: 6,350.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,559.66 : 18,826.34 = 4,236.81 : x
  2. Step 2: Convert to fraction form
    12,559.66/18,826.34 = 4,236.81/x
  3. Step 3: Cross multiply
    12,559.66x = 18,826.34 × 4,236.81
  4. Step 4: Simplify right side
    12,559.66x = 79,763,625.58
  5. Step 5: Solve for x
    x = 79,763,625.58/12,559.66
  6. Step 6: Final answer
    x = 6,350.78

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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.