Home / 19,800.22-29,704.92-5,760.58

Finding the Fourth Proportional to 19,800.22, 29,704.92 and 5,760.58

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Solution

The fourth proportional to 19,800.22, 29,704.92 and 5,760.58 is: 8,642.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,800.22 : 29,704.92 = 5,760.58 : x
  2. Step 2: Convert to fraction form
    19,800.22/29,704.92 = 5,760.58/x
  3. Step 3: Cross multiply
    19,800.22x = 29,704.92 × 5,760.58
  4. Step 4: Simplify right side
    19,800.22x = 171,117,568.05
  5. Step 5: Solve for x
    x = 171,117,568.05/19,800.22
  6. Step 6: Final answer
    x = 8,642.21

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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.