Home / 19,853.26-27,397.52-10,900.99

Finding the Fourth Proportional to 19,853.26, 27,397.52 and 10,900.99

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Solution

The fourth proportional to 19,853.26, 27,397.52 and 10,900.99 is: 15,043.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,853.26 : 27,397.52 = 10,900.99 : x
  2. Step 2: Convert to fraction form
    19,853.26/27,397.52 = 10,900.99/x
  3. Step 3: Cross multiply
    19,853.26x = 27,397.52 × 10,900.99
  4. Step 4: Simplify right side
    19,853.26x = 298,660,091.54
  5. Step 5: Solve for x
    x = 298,660,091.54/19,853.26
  6. Step 6: Final answer
    x = 15,043.38

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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.