Home / 19,169.91-26,454.69-10,786.41

Finding the Fourth Proportional to 19,169.91, 26,454.69 and 10,786.41

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Solution

The fourth proportional to 19,169.91, 26,454.69 and 10,786.41 is: 14,885.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,169.91 : 26,454.69 = 10,786.41 : x
  2. Step 2: Convert to fraction form
    19,169.91/26,454.69 = 10,786.41/x
  3. Step 3: Cross multiply
    19,169.91x = 26,454.69 × 10,786.41
  4. Step 4: Simplify right side
    19,169.91x = 285,351,132.76
  5. Step 5: Solve for x
    x = 285,351,132.76/19,169.91
  6. Step 6: Final answer
    x = 14,885.37

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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.