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Finding the Fourth Proportional to 36,603.63, 50,513.09 and 19,836.63

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Solution

The fourth proportional to 36,603.63, 50,513.09 and 19,836.63 is: 27,374.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,603.63 : 50,513.09 = 19,836.63 : x
  2. Step 2: Convert to fraction form
    36,603.63/50,513.09 = 19,836.63/x
  3. Step 3: Cross multiply
    36,603.63x = 50,513.09 × 19,836.63
  4. Step 4: Simplify right side
    36,603.63x = 1,002,009,377.30
  5. Step 5: Solve for x
    x = 1,002,009,377.30/36,603.63
  6. Step 6: Final answer
    x = 27,374.59

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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.