Home / 19,103.42-28,650.20-5,949.02

Finding the Fourth Proportional to 19,103.42, 28,650.20 and 5,949.02

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Solution

The fourth proportional to 19,103.42, 28,650.20 and 5,949.02 is: 8,921.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,103.42 : 28,650.20 = 5,949.02 : x
  2. Step 2: Convert to fraction form
    19,103.42/28,650.20 = 5,949.02/x
  3. Step 3: Cross multiply
    19,103.42x = 28,650.20 × 5,949.02
  4. Step 4: Simplify right side
    19,103.42x = 170,440,439.81
  5. Step 5: Solve for x
    x = 170,440,439.81/19,103.42
  6. Step 6: Final answer
    x = 8,921.99

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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.