Home / 15,163.20-22,735.02-6,395.76

Finding the Fourth Proportional to 15,163.20, 22,735.02 and 6,395.76

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Solution

The fourth proportional to 15,163.20, 22,735.02 and 6,395.76 is: 9,589.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,163.20 : 22,735.02 = 6,395.76 : x
  2. Step 2: Convert to fraction form
    15,163.20/22,735.02 = 6,395.76/x
  3. Step 3: Cross multiply
    15,163.20x = 22,735.02 × 6,395.76
  4. Step 4: Simplify right side
    15,163.20x = 145,407,731.52
  5. Step 5: Solve for x
    x = 145,407,731.52/15,163.20
  6. Step 6: Final answer
    x = 9,589.51

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1.5x scale

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.