Home / 15,133.71-22,704.20-4,745.46

Finding the Fourth Proportional to 15,133.71, 22,704.20 and 4,745.46

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Solution

The fourth proportional to 15,133.71, 22,704.20 and 4,745.46 is: 7,119.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,133.71 : 22,704.20 = 4,745.46 : x
  2. Step 2: Convert to fraction form
    15,133.71/22,704.20 = 4,745.46/x
  3. Step 3: Cross multiply
    15,133.71x = 22,704.20 × 4,745.46
  4. Step 4: Simplify right side
    15,133.71x = 107,741,872.93
  5. Step 5: Solve for x
    x = 107,741,872.93/15,133.71
  6. Step 6: Final answer
    x = 7,119.33

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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.