Home / 13,699.28-20,548.92-4,466

Finding the Fourth Proportional to 13,699.28, 20,548.92 and 4,466

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Solution

The fourth proportional to 13,699.28, 20,548.92 and 4,466 is: 6,699

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,699.28 : 20,548.92 = 4,466 : x
  2. Step 2: Convert to fraction form
    13,699.28/20,548.92 = 4,466/x
  3. Step 3: Cross multiply
    13,699.28x = 20,548.92 × 4,466
  4. Step 4: Simplify right side
    13,699.28x = 91,771,476.72
  5. Step 5: Solve for x
    x = 91,771,476.72/13,699.28
  6. Step 6: Final answer
    x = 6,699

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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.