Home / 19,596.86-27,042.90-11,638.88

Finding the Fourth Proportional to 19,596.86, 27,042.90 and 11,638.88

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Solution

The fourth proportional to 19,596.86, 27,042.90 and 11,638.88 is: 16,061.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,596.86 : 27,042.90 = 11,638.88 : x
  2. Step 2: Convert to fraction form
    19,596.86/27,042.90 = 11,638.88/x
  3. Step 3: Cross multiply
    19,596.86x = 27,042.90 × 11,638.88
  4. Step 4: Simplify right side
    19,596.86x = 314,749,067.95
  5. Step 5: Solve for x
    x = 314,749,067.95/19,596.86
  6. Step 6: Final answer
    x = 16,061.20

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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.