Home / 12,464.27-18,700.05-3,699.41

Finding the Fourth Proportional to 12,464.27, 18,700.05 and 3,699.41

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Solution

The fourth proportional to 12,464.27, 18,700.05 and 3,699.41 is: 5,550.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,464.27 : 18,700.05 = 3,699.41 : x
  2. Step 2: Convert to fraction form
    12,464.27/18,700.05 = 3,699.41/x
  3. Step 3: Cross multiply
    12,464.27x = 18,700.05 × 3,699.41
  4. Step 4: Simplify right side
    12,464.27x = 69,179,133.47
  5. Step 5: Solve for x
    x = 69,179,133.47/12,464.27
  6. Step 6: Final answer
    x = 5,550.20

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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.