Home / 21,204.58-29,263.20-11,773.14

Finding the Fourth Proportional to 21,204.58, 29,263.20 and 11,773.14

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Solution

The fourth proportional to 21,204.58, 29,263.20 and 11,773.14 is: 16,247.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,204.58 : 29,263.20 = 11,773.14 : x
  2. Step 2: Convert to fraction form
    21,204.58/29,263.20 = 11,773.14/x
  3. Step 3: Cross multiply
    21,204.58x = 29,263.20 × 11,773.14
  4. Step 4: Simplify right side
    21,204.58x = 344,519,750.45
  5. Step 5: Solve for x
    x = 344,519,750.45/21,204.58
  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.