Home / 21,816.24-32,724.48-7,026

Finding the Fourth Proportional to 21,816.24, 32,724.48 and 7,026

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Solution

The fourth proportional to 21,816.24, 32,724.48 and 7,026 is: 10,539.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,816.24 : 32,724.48 = 7,026 : x
  2. Step 2: Convert to fraction form
    21,816.24/32,724.48 = 7,026/x
  3. Step 3: Cross multiply
    21,816.24x = 32,724.48 × 7,026
  4. Step 4: Simplify right side
    21,816.24x = 229,922,196.48
  5. Step 5: Solve for x
    x = 229,922,196.48/21,816.24
  6. Step 6: Final answer
    x = 10,539.04

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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.