Home / 51,238.92-76,869.32-17,961.01

Finding the Fourth Proportional to 51,238.92, 76,869.32 and 17,961.01

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Solution

The fourth proportional to 51,238.92, 76,869.32 and 17,961.01 is: 26,945.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,238.92 : 76,869.32 = 17,961.01 : x
  2. Step 2: Convert to fraction form
    51,238.92/76,869.32 = 17,961.01/x
  3. Step 3: Cross multiply
    51,238.92x = 76,869.32 × 17,961.01
  4. Step 4: Simplify right side
    51,238.92x = 1,380,650,625.21
  5. Step 5: Solve for x
    x = 1,380,650,625.21/51,238.92
  6. Step 6: Final answer
    x = 26,945.35

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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.