Home / 33,280.20-49,941.77-21,432.74

Finding the Fourth Proportional to 33,280.20, 49,941.77 and 21,432.74

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Solution

The fourth proportional to 33,280.20, 49,941.77 and 21,432.74 is: 32,162.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,280.20 : 49,941.77 = 21,432.74 : x
  2. Step 2: Convert to fraction form
    33,280.20/49,941.77 = 21,432.74/x
  3. Step 3: Cross multiply
    33,280.20x = 49,941.77 × 21,432.74
  4. Step 4: Simplify right side
    33,280.20x = 1,070,388,614.68
  5. Step 5: Solve for x
    x = 1,070,388,614.68/33,280.20
  6. Step 6: Final answer
    x = 32,162.93

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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.