Home / 19,986.14-29,906.31-16,461.02

Finding the Fourth Proportional to 19,986.14, 29,906.31 and 16,461.02

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Solution

The fourth proportional to 19,986.14, 29,906.31 and 16,461.02 is: 24,631.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,986.14 : 29,906.31 = 16,461.02 : x
  2. Step 2: Convert to fraction form
    19,986.14/29,906.31 = 16,461.02/x
  3. Step 3: Cross multiply
    19,986.14x = 29,906.31 × 16,461.02
  4. Step 4: Simplify right side
    19,986.14x = 492,288,503.53
  5. Step 5: Solve for x
    x = 492,288,503.53/19,986.14
  6. Step 6: Final answer
    x = 24,631.49

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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.