Home / 19,106.97-28,663.50-17,786.27

Finding the Fourth Proportional to 19,106.97, 28,663.50 and 17,786.27

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Solution

The fourth proportional to 19,106.97, 28,663.50 and 17,786.27 is: 26,682.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,106.97 : 28,663.50 = 17,786.27 : x
  2. Step 2: Convert to fraction form
    19,106.97/28,663.50 = 17,786.27/x
  3. Step 3: Cross multiply
    19,106.97x = 28,663.50 × 17,786.27
  4. Step 4: Simplify right side
    19,106.97x = 509,816,606.83
  5. Step 5: Solve for x
    x = 509,816,606.83/19,106.97
  6. Step 6: Final answer
    x = 26,682.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.