Home / 53,979.17-80,949.31-22,816.85

Finding the Fourth Proportional to 53,979.17, 80,949.31 and 22,816.85

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Solution

The fourth proportional to 53,979.17, 80,949.31 and 22,816.85 is: 34,217.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,979.17 : 80,949.31 = 22,816.85 : x
  2. Step 2: Convert to fraction form
    53,979.17/80,949.31 = 22,816.85/x
  3. Step 3: Cross multiply
    53,979.17x = 80,949.31 × 22,816.85
  4. Step 4: Simplify right side
    53,979.17x = 1,847,007,802.08
  5. Step 5: Solve for x
    x = 1,847,007,802.08/53,979.17
  6. Step 6: Final answer
    x = 34,217.05

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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.