Home / 11,566.83-17,307.62-8,179.62

Finding the Fourth Proportional to 11,566.83, 17,307.62 and 8,179.62

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Solution

The fourth proportional to 11,566.83, 17,307.62 and 8,179.62 is: 12,239.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,566.83 : 17,307.62 = 8,179.62 : x
  2. Step 2: Convert to fraction form
    11,566.83/17,307.62 = 8,179.62/x
  3. Step 3: Cross multiply
    11,566.83x = 17,307.62 × 8,179.62
  4. Step 4: Simplify right side
    11,566.83x = 141,569,725.59
  5. Step 5: Solve for x
    x = 141,569,725.59/11,566.83
  6. Step 6: Final answer
    x = 12,239.28

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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.