Home / 19,706.86-27,194.79-11,744.95

Finding the Fourth Proportional to 19,706.86, 27,194.79 and 11,744.95

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Solution

The fourth proportional to 19,706.86, 27,194.79 and 11,744.95 is: 16,207.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,706.86 : 27,194.79 = 11,744.95 : x
  2. Step 2: Convert to fraction form
    19,706.86/27,194.79 = 11,744.95/x
  3. Step 3: Cross multiply
    19,706.86x = 27,194.79 × 11,744.95
  4. Step 4: Simplify right side
    19,706.86x = 319,401,448.81
  5. Step 5: Solve for x
    x = 319,401,448.81/19,706.86
  6. Step 6: Final answer
    x = 16,207.63

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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.