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Finding the Fourth Proportional to 33,808.16, 50,717.70 and 14,088.70

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Solution

The fourth proportional to 33,808.16, 50,717.70 and 14,088.70 is: 21,135.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,808.16 : 50,717.70 = 14,088.70 : x
  2. Step 2: Convert to fraction form
    33,808.16/50,717.70 = 14,088.70/x
  3. Step 3: Cross multiply
    33,808.16x = 50,717.70 × 14,088.70
  4. Step 4: Simplify right side
    33,808.16x = 714,546,459.99
  5. Step 5: Solve for x
    x = 714,546,459.99/33,808.16
  6. Step 6: Final answer
    x = 21,135.33

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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.