Home / 19,651.91-29,467.84-9,657.32

Finding the Fourth Proportional to 19,651.91, 29,467.84 and 9,657.32

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Solution

The fourth proportional to 19,651.91, 29,467.84 and 9,657.32 is: 14,481.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,651.91 : 29,467.84 = 9,657.32 : x
  2. Step 2: Convert to fraction form
    19,651.91/29,467.84 = 9,657.32/x
  3. Step 3: Cross multiply
    19,651.91x = 29,467.84 × 9,657.32
  4. Step 4: Simplify right side
    19,651.91x = 284,580,213.25
  5. Step 5: Solve for x
    x = 284,580,213.25/19,651.91
  6. Step 6: Final answer
    x = 14,481.05

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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.