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Finding the Fourth Proportional to 34,883.94, 48,136.71 and 19,361.97

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Solution

The fourth proportional to 34,883.94, 48,136.71 and 19,361.97 is: 26,717.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,883.94 : 48,136.71 = 19,361.97 : x
  2. Step 2: Convert to fraction form
    34,883.94/48,136.71 = 19,361.97/x
  3. Step 3: Cross multiply
    34,883.94x = 48,136.71 × 19,361.97
  4. Step 4: Simplify right side
    34,883.94x = 932,021,534.92
  5. Step 5: Solve for x
    x = 932,021,534.92/34,883.94
  6. Step 6: Final answer
    x = 26,717.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.