Home / 19,760.00-27,264.37-11,800.69

Finding the Fourth Proportional to 19,760.00, 27,264.37 and 11,800.69

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Solution

The fourth proportional to 19,760.00, 27,264.37 and 11,800.69 is: 16,282.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,760.00 : 27,264.37 = 11,800.69 : x
  2. Step 2: Convert to fraction form
    19,760.00/27,264.37 = 11,800.69/x
  3. Step 3: Cross multiply
    19,760.00x = 27,264.37 × 11,800.69
  4. Step 4: Simplify right side
    19,760.00x = 321,738,336.07
  5. Step 5: Solve for x
    x = 321,738,336.07/19,760.00
  6. Step 6: Final answer
    x = 16,282.30

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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.