Home / 16,884.60-25,328.10-5,197.80

Finding the Fourth Proportional to 16,884.60, 25,328.10 and 5,197.80

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Solution

The fourth proportional to 16,884.60, 25,328.10 and 5,197.80 is: 7,797.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,884.60 : 25,328.10 = 5,197.80 : x
  2. Step 2: Convert to fraction form
    16,884.60/25,328.10 = 5,197.80/x
  3. Step 3: Cross multiply
    16,884.60x = 25,328.10 × 5,197.80
  4. Step 4: Simplify right side
    16,884.60x = 131,650,398.18
  5. Step 5: Solve for x
    x = 131,650,398.18/16,884.60
  6. Step 6: Final answer
    x = 7,797.07

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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.