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Finding the Fourth Proportional to 33,421.92, 50,034.78 and 17,589.48

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Solution

The fourth proportional to 33,421.92, 50,034.78 and 17,589.48 is: 26,332.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,421.92 : 50,034.78 = 17,589.48 : x
  2. Step 2: Convert to fraction form
    33,421.92/50,034.78 = 17,589.48/x
  3. Step 3: Cross multiply
    33,421.92x = 50,034.78 × 17,589.48
  4. Step 4: Simplify right side
    33,421.92x = 880,085,762.11
  5. Step 5: Solve for x
    x = 880,085,762.11/33,421.92
  6. Step 6: Final answer
    x = 26,332.59

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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.