Home / 19,707.03-27,196.02-11,753.91

Finding the Fourth Proportional to 19,707.03, 27,196.02 and 11,753.91

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Solution

The fourth proportional to 19,707.03, 27,196.02 and 11,753.91 is: 16,220.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,707.03 : 27,196.02 = 11,753.91 : x
  2. Step 2: Convert to fraction form
    19,707.03/27,196.02 = 11,753.91/x
  3. Step 3: Cross multiply
    19,707.03x = 27,196.02 × 11,753.91
  4. Step 4: Simplify right side
    19,707.03x = 319,659,571.44
  5. Step 5: Solve for x
    x = 319,659,571.44/19,707.03
  6. Step 6: Final answer
    x = 16,220.59

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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.