Home / 16,919.35-23,350.88-10,208.60

Finding the Fourth Proportional to 16,919.35, 23,350.88 and 10,208.60

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Solution

The fourth proportional to 16,919.35, 23,350.88 and 10,208.60 is: 14,089.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,919.35 : 23,350.88 = 10,208.60 : x
  2. Step 2: Convert to fraction form
    16,919.35/23,350.88 = 10,208.60/x
  3. Step 3: Cross multiply
    16,919.35x = 23,350.88 × 10,208.60
  4. Step 4: Simplify right side
    16,919.35x = 238,379,793.57
  5. Step 5: Solve for x
    x = 238,379,793.57/16,919.35
  6. Step 6: Final answer
    x = 14,089.18

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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.