Home / 50,795.51-76,200.39-21,206.62

Finding the Fourth Proportional to 50,795.51, 76,200.39 and 21,206.62

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Solution

The fourth proportional to 50,795.51, 76,200.39 and 21,206.62 is: 31,812.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,795.51 : 76,200.39 = 21,206.62 : x
  2. Step 2: Convert to fraction form
    50,795.51/76,200.39 = 21,206.62/x
  3. Step 3: Cross multiply
    50,795.51x = 76,200.39 × 21,206.62
  4. Step 4: Simplify right side
    50,795.51x = 1,615,952,333.58
  5. Step 5: Solve for x
    x = 1,615,952,333.58/50,795.51
  6. Step 6: Final answer
    x = 31,812.90

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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.