Home / 51,022.54-76,455.84-21,424.24

Finding the Fourth Proportional to 51,022.54, 76,455.84 and 21,424.24

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Solution

The fourth proportional to 51,022.54, 76,455.84 and 21,424.24 is: 32,103.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,022.54 : 76,455.84 = 21,424.24 : x
  2. Step 2: Convert to fraction form
    51,022.54/76,455.84 = 21,424.24/x
  3. Step 3: Cross multiply
    51,022.54x = 76,455.84 × 21,424.24
  4. Step 4: Simplify right side
    51,022.54x = 1,638,008,265.56
  5. Step 5: Solve for x
    x = 1,638,008,265.56/51,022.54
  6. Step 6: Final answer
    x = 32,103.62

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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.