Home / 21,324.88-32,000.28-19,562.32

Finding the Fourth Proportional to 21,324.88, 32,000.28 and 19,562.32

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Solution

The fourth proportional to 21,324.88, 32,000.28 and 19,562.32 is: 29,355.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,324.88 : 32,000.28 = 19,562.32 : x
  2. Step 2: Convert to fraction form
    21,324.88/32,000.28 = 19,562.32/x
  3. Step 3: Cross multiply
    21,324.88x = 32,000.28 × 19,562.32
  4. Step 4: Simplify right side
    21,324.88x = 625,999,717.45
  5. Step 5: Solve for x
    x = 625,999,717.45/21,324.88
  6. Step 6: Final answer
    x = 29,355.37

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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.