Home / 21,059.26-29,061.43-11,627.58

Finding the Fourth Proportional to 21,059.26, 29,061.43 and 11,627.58

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Solution

The fourth proportional to 21,059.26, 29,061.43 and 11,627.58 is: 16,045.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,059.26 : 29,061.43 = 11,627.58 : x
  2. Step 2: Convert to fraction form
    21,059.26/29,061.43 = 11,627.58/x
  3. Step 3: Cross multiply
    21,059.26x = 29,061.43 × 11,627.58
  4. Step 4: Simplify right side
    21,059.26x = 337,914,102.24
  5. Step 5: Solve for x
    x = 337,914,102.24/21,059.26
  6. Step 6: Final answer
    x = 16,045.87

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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.