Home / 50,893.79-76,328.38-21,333.75

Finding the Fourth Proportional to 50,893.79, 76,328.38 and 21,333.75

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Solution

The fourth proportional to 50,893.79, 76,328.38 and 21,333.75 is: 31,995.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,893.79 : 76,328.38 = 21,333.75 : x
  2. Step 2: Convert to fraction form
    50,893.79/76,328.38 = 21,333.75/x
  3. Step 3: Cross multiply
    50,893.79x = 76,328.38 × 21,333.75
  4. Step 4: Simplify right side
    50,893.79x = 1,628,370,603.49
  5. Step 5: Solve for x
    x = 1,628,370,603.49/50,893.79
  6. Step 6: Final answer
    x = 31,995.47

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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.