Home / 21,204.13-29,262.18-11,773.30

Finding the Fourth Proportional to 21,204.13, 29,262.18 and 11,773.30

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Solution

The fourth proportional to 21,204.13, 29,262.18 and 11,773.30 is: 16,247.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,204.13 : 29,262.18 = 11,773.30 : x
  2. Step 2: Convert to fraction form
    21,204.13/29,262.18 = 11,773.30/x
  3. Step 3: Cross multiply
    21,204.13x = 29,262.18 × 11,773.30
  4. Step 4: Simplify right side
    21,204.13x = 344,512,423.79
  5. Step 5: Solve for x
    x = 344,512,423.79/21,204.13
  6. Step 6: Final answer
    x = 16,247.42

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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.