Home / 51,224.94-76,861.17-21,649.68

Finding the Fourth Proportional to 51,224.94, 76,861.17 and 21,649.68

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Solution

The fourth proportional to 51,224.94, 76,861.17 and 21,649.68 is: 32,484.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,224.94 : 76,861.17 = 21,649.68 : x
  2. Step 2: Convert to fraction form
    51,224.94/76,861.17 = 21,649.68/x
  3. Step 3: Cross multiply
    51,224.94x = 76,861.17 × 21,649.68
  4. Step 4: Simplify right side
    51,224.94x = 1,664,019,734.93
  5. Step 5: Solve for x
    x = 1,664,019,734.93/51,224.94
  6. Step 6: Final answer
    x = 32,484.56

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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.