Home / 33,530.45-50,299.31-12,468.02

Finding the Fourth Proportional to 33,530.45, 50,299.31 and 12,468.02

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Solution

The fourth proportional to 33,530.45, 50,299.31 and 12,468.02 is: 18,703.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,530.45 : 50,299.31 = 12,468.02 : x
  2. Step 2: Convert to fraction form
    33,530.45/50,299.31 = 12,468.02/x
  3. Step 3: Cross multiply
    33,530.45x = 50,299.31 × 12,468.02
  4. Step 4: Simplify right side
    33,530.45x = 627,132,582.74
  5. Step 5: Solve for x
    x = 627,132,582.74/33,530.45
  6. Step 6: Final answer
    x = 18,703.38

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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.