Home / 51,469.10-77,228.26-28,997.67

Finding the Fourth Proportional to 51,469.10, 77,228.26 and 28,997.67

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Solution

The fourth proportional to 51,469.10, 77,228.26 and 28,997.67 is: 43,510.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,469.10 : 77,228.26 = 28,997.67 : x
  2. Step 2: Convert to fraction form
    51,469.10/77,228.26 = 28,997.67/x
  3. Step 3: Cross multiply
    51,469.10x = 77,228.26 × 28,997.67
  4. Step 4: Simplify right side
    51,469.10x = 2,239,439,525.66
  5. Step 5: Solve for x
    x = 2,239,439,525.66/51,469.10
  6. Step 6: Final answer
    x = 43,510.37

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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.