Home / 21,059.19-29,060.37-11,627.96

Finding the Fourth Proportional to 21,059.19, 29,060.37 and 11,627.96

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Solution

The fourth proportional to 21,059.19, 29,060.37 and 11,627.96 is: 16,045.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,059.19 : 29,060.37 = 11,627.96 : x
  2. Step 2: Convert to fraction form
    21,059.19/29,060.37 = 11,627.96/x
  3. Step 3: Cross multiply
    21,059.19x = 29,060.37 × 11,627.96
  4. Step 4: Simplify right side
    21,059.19x = 337,912,674.64
  5. Step 5: Solve for x
    x = 337,912,674.64/21,059.19
  6. Step 6: Final answer
    x = 16,045.85

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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.