Home / 22,440.17-33,669.98-12,039.77

Finding the Fourth Proportional to 22,440.17, 33,669.98 and 12,039.77

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Solution

The fourth proportional to 22,440.17, 33,669.98 and 12,039.77 is: 18,064.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,440.17 : 33,669.98 = 12,039.77 : x
  2. Step 2: Convert to fraction form
    22,440.17/33,669.98 = 12,039.77/x
  3. Step 3: Cross multiply
    22,440.17x = 33,669.98 × 12,039.77
  4. Step 4: Simplify right side
    22,440.17x = 405,378,586.56
  5. Step 5: Solve for x
    x = 405,378,586.56/22,440.17
  6. Step 6: Final answer
    x = 18,064.87

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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.