Home / 15,553.74-23,330.70-3,867

Finding the Fourth Proportional to 15,553.74, 23,330.70 and 3,867

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Solution

The fourth proportional to 15,553.74, 23,330.70 and 3,867 is: 5,800.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,553.74 : 23,330.70 = 3,867 : x
  2. Step 2: Convert to fraction form
    15,553.74/23,330.70 = 3,867/x
  3. Step 3: Cross multiply
    15,553.74x = 23,330.70 × 3,867
  4. Step 4: Simplify right side
    15,553.74x = 90,219,816.90
  5. Step 5: Solve for x
    x = 90,219,816.90/15,553.74
  6. Step 6: Final answer
    x = 5,800.52

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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.