Home / 19,704.72-27,192.15-10,751.99

Finding the Fourth Proportional to 19,704.72, 27,192.15 and 10,751.99

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Solution

The fourth proportional to 19,704.72, 27,192.15 and 10,751.99 is: 14,837.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,704.72 : 27,192.15 = 10,751.99 : x
  2. Step 2: Convert to fraction form
    19,704.72/27,192.15 = 10,751.99/x
  3. Step 3: Cross multiply
    19,704.72x = 27,192.15 × 10,751.99
  4. Step 4: Simplify right side
    19,704.72x = 292,369,792.86
  5. Step 5: Solve for x
    x = 292,369,792.86/19,704.72
  6. Step 6: Final answer
    x = 14,837.55

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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.