Home / 12,354.28-17,044.59-8,576.44

Finding the Fourth Proportional to 12,354.28, 17,044.59 and 8,576.44

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Solution

The fourth proportional to 12,354.28, 17,044.59 and 8,576.44 is: 11,832.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,354.28 : 17,044.59 = 8,576.44 : x
  2. Step 2: Convert to fraction form
    12,354.28/17,044.59 = 8,576.44/x
  3. Step 3: Cross multiply
    12,354.28x = 17,044.59 × 8,576.44
  4. Step 4: Simplify right side
    12,354.28x = 146,181,893.01
  5. Step 5: Solve for x
    x = 146,181,893.01/12,354.28
  6. Step 6: Final answer
    x = 11,832.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.