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Finding the Fourth Proportional to 34,936.77, 48,212.51 and 19,021.22

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Solution

The fourth proportional to 34,936.77, 48,212.51 and 19,021.22 is: 26,249.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,936.77 : 48,212.51 = 19,021.22 : x
  2. Step 2: Convert to fraction form
    34,936.77/48,212.51 = 19,021.22/x
  3. Step 3: Cross multiply
    34,936.77x = 48,212.51 × 19,021.22
  4. Step 4: Simplify right side
    34,936.77x = 917,060,759.46
  5. Step 5: Solve for x
    x = 917,060,759.46/34,936.77
  6. Step 6: Final answer
    x = 26,249.16

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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.