Home / 26,915.94-37,149.45-15,741.54

Finding the Fourth Proportional to 26,915.94, 37,149.45 and 15,741.54

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Solution

The fourth proportional to 26,915.94, 37,149.45 and 15,741.54 is: 21,726.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,915.94 : 37,149.45 = 15,741.54 : x
  2. Step 2: Convert to fraction form
    26,915.94/37,149.45 = 15,741.54/x
  3. Step 3: Cross multiply
    26,915.94x = 37,149.45 × 15,741.54
  4. Step 4: Simplify right side
    26,915.94x = 584,789,553.15
  5. Step 5: Solve for x
    x = 584,789,553.15/26,915.94
  6. Step 6: Final answer
    x = 21,726.51

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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.