Home / 16,513.05-24,768.71-5,418.27

Finding the Fourth Proportional to 16,513.05, 24,768.71 and 5,418.27

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Solution

The fourth proportional to 16,513.05, 24,768.71 and 5,418.27 is: 8,127.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,513.05 : 24,768.71 = 5,418.27 : x
  2. Step 2: Convert to fraction form
    16,513.05/24,768.71 = 5,418.27/x
  3. Step 3: Cross multiply
    16,513.05x = 24,768.71 × 5,418.27
  4. Step 4: Simplify right side
    16,513.05x = 134,203,531.24
  5. Step 5: Solve for x
    x = 134,203,531.24/16,513.05
  6. Step 6: Final answer
    x = 8,127.12

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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.