Home / 19,168.50-26,454.96-10,786.62

Finding the Fourth Proportional to 19,168.50, 26,454.96 and 10,786.62

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Solution

The fourth proportional to 19,168.50, 26,454.96 and 10,786.62 is: 14,886.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,168.50 : 26,454.96 = 10,786.62 : x
  2. Step 2: Convert to fraction form
    19,168.50/26,454.96 = 10,786.62/x
  3. Step 3: Cross multiply
    19,168.50x = 26,454.96 × 10,786.62
  4. Step 4: Simplify right side
    19,168.50x = 285,359,600.64
  5. Step 5: Solve for x
    x = 285,359,600.64/19,168.50
  6. Step 6: Final answer
    x = 14,886.90

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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.