Home / 15,591.92-23,395.70-7,272.59

Finding the Fourth Proportional to 15,591.92, 23,395.70 and 7,272.59

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Solution

The fourth proportional to 15,591.92, 23,395.70 and 7,272.59 is: 10,912.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,591.92 : 23,395.70 = 7,272.59 : x
  2. Step 2: Convert to fraction form
    15,591.92/23,395.70 = 7,272.59/x
  3. Step 3: Cross multiply
    15,591.92x = 23,395.70 × 7,272.59
  4. Step 4: Simplify right side
    15,591.92x = 170,147,333.86
  5. Step 5: Solve for x
    x = 170,147,333.86/15,591.92
  6. Step 6: Final answer
    x = 10,912.53

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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.