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Finding the Fourth Proportional to 50,491.86, 75,751.82 and 22,031.30

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Solution

The fourth proportional to 50,491.86, 75,751.82 and 22,031.30 is: 33,053.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,491.86 : 75,751.82 = 22,031.30 : x
  2. Step 2: Convert to fraction form
    50,491.86/75,751.82 = 22,031.30/x
  3. Step 3: Cross multiply
    50,491.86x = 75,751.82 × 22,031.30
  4. Step 4: Simplify right side
    50,491.86x = 1,668,910,583.05
  5. Step 5: Solve for x
    x = 1,668,910,583.05/50,491.86
  6. Step 6: Final answer
    x = 33,053.06

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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.