Home / 38,820.24-58,245.48-15,449.04

Finding the Fourth Proportional to 38,820.24, 58,245.48 and 15,449.04

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Solution

The fourth proportional to 38,820.24, 58,245.48 and 15,449.04 is: 23,179.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,820.24 : 58,245.48 = 15,449.04 : x
  2. Step 2: Convert to fraction form
    38,820.24/58,245.48 = 15,449.04/x
  3. Step 3: Cross multiply
    38,820.24x = 58,245.48 × 15,449.04
  4. Step 4: Simplify right side
    38,820.24x = 899,836,750.34
  5. Step 5: Solve for x
    x = 899,836,750.34/38,820.24
  6. Step 6: Final answer
    x = 23,179.58

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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.