Home / 16,739.40-25,109.10-6,873.60

Finding the Fourth Proportional to 16,739.40, 25,109.10 and 6,873.60

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Solution

The fourth proportional to 16,739.40, 25,109.10 and 6,873.60 is: 10,310.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,739.40 : 25,109.10 = 6,873.60 : x
  2. Step 2: Convert to fraction form
    16,739.40/25,109.10 = 6,873.60/x
  3. Step 3: Cross multiply
    16,739.40x = 25,109.10 × 6,873.60
  4. Step 4: Simplify right side
    16,739.40x = 172,589,909.76
  5. Step 5: Solve for x
    x = 172,589,909.76/16,739.40
  6. Step 6: Final answer
    x = 10,310.40

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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.