Home / 21,932.20-32,849.70-18,044.20

Finding the Fourth Proportional to 21,932.20, 32,849.70 and 18,044.20

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Solution

The fourth proportional to 21,932.20, 32,849.70 and 18,044.20 is: 27,026.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,932.20 : 32,849.70 = 18,044.20 : x
  2. Step 2: Convert to fraction form
    21,932.20/32,849.70 = 18,044.20/x
  3. Step 3: Cross multiply
    21,932.20x = 32,849.70 × 18,044.20
  4. Step 4: Simplify right side
    21,932.20x = 592,746,556.74
  5. Step 5: Solve for x
    x = 592,746,556.74/21,932.20
  6. Step 6: Final answer
    x = 27,026.32

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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.