Home / 19,323.10-28,989.06-6,175.42

Finding the Fourth Proportional to 19,323.10, 28,989.06 and 6,175.42

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Solution

The fourth proportional to 19,323.10, 28,989.06 and 6,175.42 is: 9,264.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,323.10 : 28,989.06 = 6,175.42 : x
  2. Step 2: Convert to fraction form
    19,323.10/28,989.06 = 6,175.42/x
  3. Step 3: Cross multiply
    19,323.10x = 28,989.06 × 6,175.42
  4. Step 4: Simplify right side
    19,323.10x = 179,019,620.91
  5. Step 5: Solve for x
    x = 179,019,620.91/19,323.10
  6. Step 6: Final answer
    x = 9,264.54

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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.