Home / 34,552.40-51,815.58-11,172.56

Finding the Fourth Proportional to 34,552.40, 51,815.58 and 11,172.56

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Solution

The fourth proportional to 34,552.40, 51,815.58 and 11,172.56 is: 16,754.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,552.40 : 51,815.58 = 11,172.56 : x
  2. Step 2: Convert to fraction form
    34,552.40/51,815.58 = 11,172.56/x
  3. Step 3: Cross multiply
    34,552.40x = 51,815.58 × 11,172.56
  4. Step 4: Simplify right side
    34,552.40x = 578,912,676.48
  5. Step 5: Solve for x
    x = 578,912,676.48/34,552.40
  6. Step 6: Final answer
    x = 16,754.63

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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.