Home / 51,003.11-76,362.78-25,989.23

Finding the Fourth Proportional to 51,003.11, 76,362.78 and 25,989.23

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Solution

The fourth proportional to 51,003.11, 76,362.78 and 25,989.23 is: 38,911.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,003.11 : 76,362.78 = 25,989.23 : x
  2. Step 2: Convert to fraction form
    51,003.11/76,362.78 = 25,989.23/x
  3. Step 3: Cross multiply
    51,003.11x = 76,362.78 × 25,989.23
  4. Step 4: Simplify right side
    51,003.11x = 1,984,609,852.86
  5. Step 5: Solve for x
    x = 1,984,609,852.86/51,003.11
  6. Step 6: Final answer
    x = 38,911.55

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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.