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Finding the Fourth Proportional to 33,508.53, 50,263.88 and 11,018.61

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Solution

The fourth proportional to 33,508.53, 50,263.88 and 11,018.61 is: 16,528.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,508.53 : 50,263.88 = 11,018.61 : x
  2. Step 2: Convert to fraction form
    33,508.53/50,263.88 = 11,018.61/x
  3. Step 3: Cross multiply
    33,508.53x = 50,263.88 × 11,018.61
  4. Step 4: Simplify right side
    33,508.53x = 553,838,035.71
  5. Step 5: Solve for x
    x = 553,838,035.71/33,508.53
  6. Step 6: Final answer
    x = 16,528.27

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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.