Home / 16,778.06-25,152.62-6,911.18

Finding the Fourth Proportional to 16,778.06, 25,152.62 and 6,911.18

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Solution

The fourth proportional to 16,778.06, 25,152.62 and 6,911.18 is: 10,360.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,778.06 : 25,152.62 = 6,911.18 : x
  2. Step 2: Convert to fraction form
    16,778.06/25,152.62 = 6,911.18/x
  3. Step 3: Cross multiply
    16,778.06x = 25,152.62 × 6,911.18
  4. Step 4: Simplify right side
    16,778.06x = 173,834,284.29
  5. Step 5: Solve for x
    x = 173,834,284.29/16,778.06
  6. Step 6: Final answer
    x = 10,360.81

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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.