Home / 17,444.87-26,170.55-8,078.70

Finding the Fourth Proportional to 17,444.87, 26,170.55 and 8,078.70

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Solution

The fourth proportional to 17,444.87, 26,170.55 and 8,078.70 is: 12,119.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,444.87 : 26,170.55 = 8,078.70 : x
  2. Step 2: Convert to fraction form
    17,444.87/26,170.55 = 8,078.70/x
  3. Step 3: Cross multiply
    17,444.87x = 26,170.55 × 8,078.70
  4. Step 4: Simplify right side
    17,444.87x = 211,423,981.89
  5. Step 5: Solve for x
    x = 211,423,981.89/17,444.87
  6. Step 6: Final answer
    x = 12,119.55

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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.