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Finding the Fourth Proportional to 50,490.48, 75,749.75 and 22,029.92

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Solution

The fourth proportional to 50,490.48, 75,749.75 and 22,029.92 is: 33,050.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,490.48 : 75,749.75 = 22,029.92 : x
  2. Step 2: Convert to fraction form
    50,490.48/75,749.75 = 22,029.92/x
  3. Step 3: Cross multiply
    50,490.48x = 75,749.75 × 22,029.92
  4. Step 4: Simplify right side
    50,490.48x = 1,668,760,443.62
  5. Step 5: Solve for x
    x = 1,668,760,443.62/50,490.48
  6. Step 6: Final answer
    x = 33,050.99

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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.