Home / 51,819.84-77,714.42-22,230.64

Finding the Fourth Proportional to 51,819.84, 77,714.42 and 22,230.64

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Solution

The fourth proportional to 51,819.84, 77,714.42 and 22,230.64 is: 33,339.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,819.84 : 77,714.42 = 22,230.64 : x
  2. Step 2: Convert to fraction form
    51,819.84/77,714.42 = 22,230.64/x
  3. Step 3: Cross multiply
    51,819.84x = 77,714.42 × 22,230.64
  4. Step 4: Simplify right side
    51,819.84x = 1,727,641,293.83
  5. Step 5: Solve for x
    x = 1,727,641,293.83/51,819.84
  6. Step 6: Final answer
    x = 33,339.38

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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.