Home / 22,129.20-33,171.93-10,450.62

Finding the Fourth Proportional to 22,129.20, 33,171.93 and 10,450.62

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Solution

The fourth proportional to 22,129.20, 33,171.93 and 10,450.62 is: 15,665.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,129.20 : 33,171.93 = 10,450.62 : x
  2. Step 2: Convert to fraction form
    22,129.20/33,171.93 = 10,450.62/x
  3. Step 3: Cross multiply
    22,129.20x = 33,171.93 × 10,450.62
  4. Step 4: Simplify right side
    22,129.20x = 346,667,235.10
  5. Step 5: Solve for x
    x = 346,667,235.10/22,129.20
  6. Step 6: Final answer
    x = 15,665.60

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1.5x scale

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.