Home / 50,730.76-76,104.32-15,662.20

Finding the Fourth Proportional to 50,730.76, 76,104.32 and 15,662.20

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Solution

The fourth proportional to 50,730.76, 76,104.32 and 15,662.20 is: 23,495.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,730.76 : 76,104.32 = 15,662.20 : x
  2. Step 2: Convert to fraction form
    50,730.76/76,104.32 = 15,662.20/x
  3. Step 3: Cross multiply
    50,730.76x = 76,104.32 × 15,662.20
  4. Step 4: Simplify right side
    50,730.76x = 1,191,961,080.70
  5. Step 5: Solve for x
    x = 1,191,961,080.70/50,730.76
  6. Step 6: Final answer
    x = 23,495.83

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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.