Home / 15,617.85-23,425.34-5,229.69

Finding the Fourth Proportional to 15,617.85, 23,425.34 and 5,229.69

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Solution

The fourth proportional to 15,617.85, 23,425.34 and 5,229.69 is: 7,844.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,617.85 : 23,425.34 = 5,229.69 : x
  2. Step 2: Convert to fraction form
    15,617.85/23,425.34 = 5,229.69/x
  3. Step 3: Cross multiply
    15,617.85x = 23,425.34 × 5,229.69
  4. Step 4: Simplify right side
    15,617.85x = 122,507,240.20
  5. Step 5: Solve for x
    x = 122,507,240.20/15,617.85
  6. Step 6: Final answer
    x = 7,844.05

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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.