Home / 21,822.30-32,733.45-6,239.92

Finding the Fourth Proportional to 21,822.30, 32,733.45 and 6,239.92

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Solution

The fourth proportional to 21,822.30, 32,733.45 and 6,239.92 is: 9,359.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,822.30 : 32,733.45 = 6,239.92 : x
  2. Step 2: Convert to fraction form
    21,822.30/32,733.45 = 6,239.92/x
  3. Step 3: Cross multiply
    21,822.30x = 32,733.45 × 6,239.92
  4. Step 4: Simplify right side
    21,822.30x = 204,254,109.32
  5. Step 5: Solve for x
    x = 204,254,109.32/21,822.30
  6. Step 6: Final answer
    x = 9,359.88

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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.