Home / 33,619.07-50,423.63-12,556.47

Finding the Fourth Proportional to 33,619.07, 50,423.63 and 12,556.47

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Solution

The fourth proportional to 33,619.07, 50,423.63 and 12,556.47 is: 18,832.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,619.07 : 50,423.63 = 12,556.47 : x
  2. Step 2: Convert to fraction form
    33,619.07/50,423.63 = 12,556.47/x
  3. Step 3: Cross multiply
    33,619.07x = 50,423.63 × 12,556.47
  4. Step 4: Simplify right side
    33,619.07x = 633,142,710.69
  5. Step 5: Solve for x
    x = 633,142,710.69/33,619.07
  6. Step 6: Final answer
    x = 18,832.85

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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.