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Finding the Fourth Proportional to 33,195.90, 49,851.45 and 17,643.90

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Solution

The fourth proportional to 33,195.90, 49,851.45 and 17,643.90 is: 26,496.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,195.90 : 49,851.45 = 17,643.90 : x
  2. Step 2: Convert to fraction form
    33,195.90/49,851.45 = 17,643.90/x
  3. Step 3: Cross multiply
    33,195.90x = 49,851.45 × 17,643.90
  4. Step 4: Simplify right side
    33,195.90x = 879,573,998.66
  5. Step 5: Solve for x
    x = 879,573,998.66/33,195.90
  6. Step 6: Final answer
    x = 26,496.46

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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.