Home / 26,922.75-37,153.40-15,744.75

Finding the Fourth Proportional to 26,922.75, 37,153.40 and 15,744.75

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Solution

The fourth proportional to 26,922.75, 37,153.40 and 15,744.75 is: 21,727.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,922.75 : 37,153.40 = 15,744.75 : x
  2. Step 2: Convert to fraction form
    26,922.75/37,153.40 = 15,744.75/x
  3. Step 3: Cross multiply
    26,922.75x = 37,153.40 × 15,744.75
  4. Step 4: Simplify right side
    26,922.75x = 584,970,915.93
  5. Step 5: Solve for x
    x = 584,970,915.93/26,922.75
  6. Step 6: Final answer
    x = 21,727.76

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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.