Home / 21,816.74-32,724.41-6,234.35

Finding the Fourth Proportional to 21,816.74, 32,724.41 and 6,234.35

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Solution

The fourth proportional to 21,816.74, 32,724.41 and 6,234.35 is: 9,351.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,816.74 : 32,724.41 = 6,234.35 : x
  2. Step 2: Convert to fraction form
    21,816.74/32,724.41 = 6,234.35/x
  3. Step 3: Cross multiply
    21,816.74x = 32,724.41 × 6,234.35
  4. Step 4: Simplify right side
    21,816.74x = 204,015,394.31
  5. Step 5: Solve for x
    x = 204,015,394.31/21,816.74
  6. Step 6: Final answer
    x = 9,351.32

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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.