Home / 16,884.24-25,333.60-8,119.20

Finding the Fourth Proportional to 16,884.24, 25,333.60 and 8,119.20

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Solution

The fourth proportional to 16,884.24, 25,333.60 and 8,119.20 is: 12,182.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,884.24 : 25,333.60 = 8,119.20 : x
  2. Step 2: Convert to fraction form
    16,884.24/25,333.60 = 8,119.20/x
  3. Step 3: Cross multiply
    16,884.24x = 25,333.60 × 8,119.20
  4. Step 4: Simplify right side
    16,884.24x = 205,688,565.12
  5. Step 5: Solve for x
    x = 205,688,565.12/16,884.24
  6. Step 6: Final answer
    x = 12,182.28

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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.