Home / 15,747.26-23,622.14-5,216.86

Finding the Fourth Proportional to 15,747.26, 23,622.14 and 5,216.86

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Solution

The fourth proportional to 15,747.26, 23,622.14 and 5,216.86 is: 7,825.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,747.26 : 23,622.14 = 5,216.86 : x
  2. Step 2: Convert to fraction form
    15,747.26/23,622.14 = 5,216.86/x
  3. Step 3: Cross multiply
    15,747.26x = 23,622.14 × 5,216.86
  4. Step 4: Simplify right side
    15,747.26x = 123,233,397.28
  5. Step 5: Solve for x
    x = 123,233,397.28/15,747.26
  6. Step 6: Final answer
    x = 7,825.70

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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.