Home / 21,204.84-29,264-11,773.56

Finding the Fourth Proportional to 21,204.84, 29,264 and 11,773.56

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Solution

The fourth proportional to 21,204.84, 29,264 and 11,773.56 is: 16,248.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,204.84 : 29,264 = 11,773.56 : x
  2. Step 2: Convert to fraction form
    21,204.84/29,264 = 11,773.56/x
  3. Step 3: Cross multiply
    21,204.84x = 29,264 × 11,773.56
  4. Step 4: Simplify right side
    21,204.84x = 344,541,459.84
  5. Step 5: Solve for x
    x = 344,541,459.84/21,204.84
  6. Step 6: Final answer
    x = 16,248.25

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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.