Home / 16,466.72-24,699.81-3,986.66

Finding the Fourth Proportional to 16,466.72, 24,699.81 and 3,986.66

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Solution

The fourth proportional to 16,466.72, 24,699.81 and 3,986.66 is: 5,979.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,466.72 : 24,699.81 = 3,986.66 : x
  2. Step 2: Convert to fraction form
    16,466.72/24,699.81 = 3,986.66/x
  3. Step 3: Cross multiply
    16,466.72x = 24,699.81 × 3,986.66
  4. Step 4: Simplify right side
    16,466.72x = 98,469,744.53
  5. Step 5: Solve for x
    x = 98,469,744.53/16,466.72
  6. Step 6: Final answer
    x = 5,979.92

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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.