Home / 19,449.00-29,180.68-15,735.20

Finding the Fourth Proportional to 19,449.00, 29,180.68 and 15,735.20

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Solution

The fourth proportional to 19,449.00, 29,180.68 and 15,735.20 is: 23,608.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,449.00 : 29,180.68 = 15,735.20 : x
  2. Step 2: Convert to fraction form
    19,449.00/29,180.68 = 15,735.20/x
  3. Step 3: Cross multiply
    19,449.00x = 29,180.68 × 15,735.20
  4. Step 4: Simplify right side
    19,449.00x = 459,163,757.26
  5. Step 5: Solve for x
    x = 459,163,757.26/19,449.00
  6. Step 6: Final answer
    x = 23,608.61

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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.