Home / 51,600.82-77,401.30-14,161.41

Finding the Fourth Proportional to 51,600.82, 77,401.30 and 14,161.41

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Solution

The fourth proportional to 51,600.82, 77,401.30 and 14,161.41 is: 21,242.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,600.82 : 77,401.30 = 14,161.41 : x
  2. Step 2: Convert to fraction form
    51,600.82/77,401.30 = 14,161.41/x
  3. Step 3: Cross multiply
    51,600.82x = 77,401.30 × 14,161.41
  4. Step 4: Simplify right side
    51,600.82x = 1,096,111,121.42
  5. Step 5: Solve for x
    x = 1,096,111,121.42/51,600.82
  6. Step 6: Final answer
    x = 21,242.13

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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.