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Finding the Fourth Proportional to 33,457.87, 50,186.55 and 8,497.99

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Solution

The fourth proportional to 33,457.87, 50,186.55 and 8,497.99 is: 12,746.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,457.87 : 50,186.55 = 8,497.99 : x
  2. Step 2: Convert to fraction form
    33,457.87/50,186.55 = 8,497.99/x
  3. Step 3: Cross multiply
    33,457.87x = 50,186.55 × 8,497.99
  4. Step 4: Simplify right side
    33,457.87x = 426,484,800.03
  5. Step 5: Solve for x
    x = 426,484,800.03/33,457.87
  6. Step 6: Final answer
    x = 12,746.92

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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.