Home / 19,777.92-27,292.32-10,824.96

Finding the Fourth Proportional to 19,777.92, 27,292.32 and 10,824.96

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Solution

The fourth proportional to 19,777.92, 27,292.32 and 10,824.96 is: 14,937.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,777.92 : 27,292.32 = 10,824.96 : x
  2. Step 2: Convert to fraction form
    19,777.92/27,292.32 = 10,824.96/x
  3. Step 3: Cross multiply
    19,777.92x = 27,292.32 × 10,824.96
  4. Step 4: Simplify right side
    19,777.92x = 295,438,272.31
  5. Step 5: Solve for x
    x = 295,438,272.31/19,777.92
  6. Step 6: Final answer
    x = 14,937.78

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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.