Home / 19,961.86-27,548.50-11,463.94

Finding the Fourth Proportional to 19,961.86, 27,548.50 and 11,463.94

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Solution

The fourth proportional to 19,961.86, 27,548.50 and 11,463.94 is: 15,820.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,961.86 : 27,548.50 = 11,463.94 : x
  2. Step 2: Convert to fraction form
    19,961.86/27,548.50 = 11,463.94/x
  3. Step 3: Cross multiply
    19,961.86x = 27,548.50 × 11,463.94
  4. Step 4: Simplify right side
    19,961.86x = 315,814,351.09
  5. Step 5: Solve for x
    x = 315,814,351.09/19,961.86
  6. Step 6: Final answer
    x = 15,820.89

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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.