Home / 19,806.94-27,329.14-11,306.35

Finding the Fourth Proportional to 19,806.94, 27,329.14 and 11,306.35

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Solution

The fourth proportional to 19,806.94, 27,329.14 and 11,306.35 is: 15,600.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,806.94 : 27,329.14 = 11,306.35 : x
  2. Step 2: Convert to fraction form
    19,806.94/27,329.14 = 11,306.35/x
  3. Step 3: Cross multiply
    19,806.94x = 27,329.14 × 11,306.35
  4. Step 4: Simplify right side
    19,806.94x = 308,992,628.86
  5. Step 5: Solve for x
    x = 308,992,628.86/19,806.94
  6. Step 6: Final answer
    x = 15,600.22

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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.