Home / 19,957.86-29,948.42-11,080.62

Finding the Fourth Proportional to 19,957.86, 29,948.42 and 11,080.62

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Solution

The fourth proportional to 19,957.86, 29,948.42 and 11,080.62 is: 16,627.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,957.86 : 29,948.42 = 11,080.62 : x
  2. Step 2: Convert to fraction form
    19,957.86/29,948.42 = 11,080.62/x
  3. Step 3: Cross multiply
    19,957.86x = 29,948.42 × 11,080.62
  4. Step 4: Simplify right side
    19,957.86x = 331,847,006.22
  5. Step 5: Solve for x
    x = 331,847,006.22/19,957.86
  6. Step 6: Final answer
    x = 16,627.38

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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.