Home / 19,323.24-28,972.38-6,171.24

Finding the Fourth Proportional to 19,323.24, 28,972.38 and 6,171.24

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Solution

The fourth proportional to 19,323.24, 28,972.38 and 6,171.24 is: 9,252.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,323.24 : 28,972.38 = 6,171.24 : x
  2. Step 2: Convert to fraction form
    19,323.24/28,972.38 = 6,171.24/x
  3. Step 3: Cross multiply
    19,323.24x = 28,972.38 × 6,171.24
  4. Step 4: Simplify right side
    19,323.24x = 178,795,510.35
  5. Step 5: Solve for x
    x = 178,795,510.35/19,323.24
  6. Step 6: Final answer
    x = 9,252.87

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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.