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Finding the Fourth Proportional to 33,048.24, 49,572.68 and 8,424.24

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Solution

The fourth proportional to 33,048.24, 49,572.68 and 8,424.24 is: 12,636.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,048.24 : 49,572.68 = 8,424.24 : x
  2. Step 2: Convert to fraction form
    33,048.24/49,572.68 = 8,424.24/x
  3. Step 3: Cross multiply
    33,048.24x = 49,572.68 × 8,424.24
  4. Step 4: Simplify right side
    33,048.24x = 417,612,153.76
  5. Step 5: Solve for x
    x = 417,612,153.76/33,048.24
  6. Step 6: Final answer
    x = 12,636.44

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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.