Home / 19,776.92-27,292.06-10,824.39

Finding the Fourth Proportional to 19,776.92, 27,292.06 and 10,824.39

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Solution

The fourth proportional to 19,776.92, 27,292.06 and 10,824.39 is: 14,937.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,776.92 : 27,292.06 = 10,824.39 : x
  2. Step 2: Convert to fraction form
    19,776.92/27,292.06 = 10,824.39/x
  3. Step 3: Cross multiply
    19,776.92x = 27,292.06 × 10,824.39
  4. Step 4: Simplify right side
    19,776.92x = 295,419,853.99
  5. Step 5: Solve for x
    x = 295,419,853.99/19,776.92
  6. Step 6: Final answer
    x = 14,937.61

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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.