Home / 18,737.44-25,860.48-11,571.52

Finding the Fourth Proportional to 18,737.44, 25,860.48 and 11,571.52

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Solution

The fourth proportional to 18,737.44, 25,860.48 and 11,571.52 is: 15,970.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,737.44 : 25,860.48 = 11,571.52 : x
  2. Step 2: Convert to fraction form
    18,737.44/25,860.48 = 11,571.52/x
  3. Step 3: Cross multiply
    18,737.44x = 25,860.48 × 11,571.52
  4. Step 4: Simplify right side
    18,737.44x = 299,245,061.53
  5. Step 5: Solve for x
    x = 299,245,061.53/18,737.44
  6. Step 6: Final answer
    x = 15,970.43

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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.