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Finding the Fourth Proportional to 33,911.99, 50,851.58 and 11,717.58

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Solution

The fourth proportional to 33,911.99, 50,851.58 and 11,717.58 is: 17,570.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,911.99 : 50,851.58 = 11,717.58 : x
  2. Step 2: Convert to fraction form
    33,911.99/50,851.58 = 11,717.58/x
  3. Step 3: Cross multiply
    33,911.99x = 50,851.58 × 11,717.58
  4. Step 4: Simplify right side
    33,911.99x = 595,857,398.19
  5. Step 5: Solve for x
    x = 595,857,398.19/33,911.99
  6. Step 6: Final answer
    x = 17,570.70

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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.