Home / 21,446.24-29,595.78-12,014.80

Finding the Fourth Proportional to 21,446.24, 29,595.78 and 12,014.80

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Solution

The fourth proportional to 21,446.24, 29,595.78 and 12,014.80 is: 16,580.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,446.24 : 29,595.78 = 12,014.80 : x
  2. Step 2: Convert to fraction form
    21,446.24/29,595.78 = 12,014.80/x
  3. Step 3: Cross multiply
    21,446.24x = 29,595.78 × 12,014.80
  4. Step 4: Simplify right side
    21,446.24x = 355,587,377.54
  5. Step 5: Solve for x
    x = 355,587,377.54/21,446.24
  6. Step 6: Final answer
    x = 16,580.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.