Home / 23,691.67-35,511.99-12,005.80

Finding the Fourth Proportional to 23,691.67, 35,511.99 and 12,005.80

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Solution

The fourth proportional to 23,691.67, 35,511.99 and 12,005.80 is: 17,995.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,691.67 : 35,511.99 = 12,005.80 : x
  2. Step 2: Convert to fraction form
    23,691.67/35,511.99 = 12,005.80/x
  3. Step 3: Cross multiply
    23,691.67x = 35,511.99 × 12,005.80
  4. Step 4: Simplify right side
    23,691.67x = 426,349,849.54
  5. Step 5: Solve for x
    x = 426,349,849.54/23,691.67
  6. Step 6: Final answer
    x = 17,995.77

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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.