Home / 21,595.68-32,396.27-8,446.34

Finding the Fourth Proportional to 21,595.68, 32,396.27 and 8,446.34

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Solution

The fourth proportional to 21,595.68, 32,396.27 and 8,446.34 is: 12,670.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,595.68 : 32,396.27 = 8,446.34 : x
  2. Step 2: Convert to fraction form
    21,595.68/32,396.27 = 8,446.34/x
  3. Step 3: Cross multiply
    21,595.68x = 32,396.27 × 8,446.34
  4. Step 4: Simplify right side
    21,595.68x = 273,629,949.91
  5. Step 5: Solve for x
    x = 273,629,949.91/21,595.68
  6. Step 6: Final answer
    x = 12,670.59

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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.