Home / 15,192.05-20,963.67-9,524.99

Finding the Fourth Proportional to 15,192.05, 20,963.67 and 9,524.99

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Solution

The fourth proportional to 15,192.05, 20,963.67 and 9,524.99 is: 13,143.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,192.05 : 20,963.67 = 9,524.99 : x
  2. Step 2: Convert to fraction form
    15,192.05/20,963.67 = 9,524.99/x
  3. Step 3: Cross multiply
    15,192.05x = 20,963.67 × 9,524.99
  4. Step 4: Simplify right side
    15,192.05x = 199,678,704.84
  5. Step 5: Solve for x
    x = 199,678,704.84/15,192.05
  6. Step 6: Final answer
    x = 13,143.63

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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.