Home / 51,335.67-76,997.59-13,893.53

Finding the Fourth Proportional to 51,335.67, 76,997.59 and 13,893.53

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Solution

The fourth proportional to 51,335.67, 76,997.59 and 13,893.53 is: 20,838.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,335.67 : 76,997.59 = 13,893.53 : x
  2. Step 2: Convert to fraction form
    51,335.67/76,997.59 = 13,893.53/x
  3. Step 3: Cross multiply
    51,335.67x = 76,997.59 × 13,893.53
  4. Step 4: Simplify right side
    51,335.67x = 1,069,767,906.87
  5. Step 5: Solve for x
    x = 1,069,767,906.87/51,335.67
  6. Step 6: Final answer
    x = 20,838.68

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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.