Home / 12,442.24-18,664.02-3,677.84

Finding the Fourth Proportional to 12,442.24, 18,664.02 and 3,677.84

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Solution

The fourth proportional to 12,442.24, 18,664.02 and 3,677.84 is: 5,516.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,442.24 : 18,664.02 = 3,677.84 : x
  2. Step 2: Convert to fraction form
    12,442.24/18,664.02 = 3,677.84/x
  3. Step 3: Cross multiply
    12,442.24x = 18,664.02 × 3,677.84
  4. Step 4: Simplify right side
    12,442.24x = 68,643,255.99
  5. Step 5: Solve for x
    x = 68,643,255.99/12,442.24
  6. Step 6: Final answer
    x = 5,516.95

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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.