Home / 17,829.20-26,739.74-7,963.13

Finding the Fourth Proportional to 17,829.20, 26,739.74 and 7,963.13

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Solution

The fourth proportional to 17,829.20, 26,739.74 and 7,963.13 is: 11,942.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,829.20 : 26,739.74 = 7,963.13 : x
  2. Step 2: Convert to fraction form
    17,829.20/26,739.74 = 7,963.13/x
  3. Step 3: Cross multiply
    17,829.20x = 26,739.74 × 7,963.13
  4. Step 4: Simplify right side
    17,829.20x = 212,932,025.79
  5. Step 5: Solve for x
    x = 212,932,025.79/17,829.20
  6. Step 6: Final answer
    x = 11,942.88

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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.