Home / 15,163.88-22,737.90-4,772.84

Finding the Fourth Proportional to 15,163.88, 22,737.90 and 4,772.84

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Solution

The fourth proportional to 15,163.88, 22,737.90 and 4,772.84 is: 7,156.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,163.88 : 22,737.90 = 4,772.84 : x
  2. Step 2: Convert to fraction form
    15,163.88/22,737.90 = 4,772.84/x
  3. Step 3: Cross multiply
    15,163.88x = 22,737.90 × 4,772.84
  4. Step 4: Simplify right side
    15,163.88x = 108,524,358.64
  5. Step 5: Solve for x
    x = 108,524,358.64/15,163.88
  6. Step 6: Final answer
    x = 7,156.77

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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.