Home / 41,856.36-62,731.09-19,620.75

Finding the Fourth Proportional to 41,856.36, 62,731.09 and 19,620.75

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Solution

The fourth proportional to 41,856.36, 62,731.09 and 19,620.75 is: 29,406.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,856.36 : 62,731.09 = 19,620.75 : x
  2. Step 2: Convert to fraction form
    41,856.36/62,731.09 = 19,620.75/x
  3. Step 3: Cross multiply
    41,856.36x = 62,731.09 × 19,620.75
  4. Step 4: Simplify right side
    41,856.36x = 1,230,831,034.12
  5. Step 5: Solve for x
    x = 1,230,831,034.12/41,856.36
  6. Step 6: Final answer
    x = 29,406.07

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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.