Home / 13,449.44-20,174.70-4,685.24

Finding the Fourth Proportional to 13,449.44, 20,174.70 and 4,685.24

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Solution

The fourth proportional to 13,449.44, 20,174.70 and 4,685.24 is: 7,028.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,449.44 : 20,174.70 = 4,685.24 : x
  2. Step 2: Convert to fraction form
    13,449.44/20,174.70 = 4,685.24/x
  3. Step 3: Cross multiply
    13,449.44x = 20,174.70 × 4,685.24
  4. Step 4: Simplify right side
    13,449.44x = 94,523,311.43
  5. Step 5: Solve for x
    x = 94,523,311.43/13,449.44
  6. Step 6: Final answer
    x = 7,028.05

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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.