Home / 11,354.49-17,044.10-8,611.15

Finding the Fourth Proportional to 11,354.49, 17,044.10 and 8,611.15

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Solution

The fourth proportional to 11,354.49, 17,044.10 and 8,611.15 is: 12,926.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,354.49 : 17,044.10 = 8,611.15 : x
  2. Step 2: Convert to fraction form
    11,354.49/17,044.10 = 8,611.15/x
  3. Step 3: Cross multiply
    11,354.49x = 17,044.10 × 8,611.15
  4. Step 4: Simplify right side
    11,354.49x = 146,769,301.72
  5. Step 5: Solve for x
    x = 146,769,301.72/11,354.49
  6. Step 6: Final answer
    x = 12,926.10

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1.5x scale

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.