Home / 55,012.44-82,505.39-25,401.81

Finding the Fourth Proportional to 55,012.44, 82,505.39 and 25,401.81

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Solution

The fourth proportional to 55,012.44, 82,505.39 and 25,401.81 is: 38,096.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,012.44 : 82,505.39 = 25,401.81 : x
  2. Step 2: Convert to fraction form
    55,012.44/82,505.39 = 25,401.81/x
  3. Step 3: Cross multiply
    55,012.44x = 82,505.39 × 25,401.81
  4. Step 4: Simplify right side
    55,012.44x = 2,095,786,113.75
  5. Step 5: Solve for x
    x = 2,095,786,113.75/55,012.44
  6. Step 6: Final answer
    x = 38,096.59

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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.