Home / 16,739.04-25,105.12-15,906.40

Finding the Fourth Proportional to 16,739.04, 25,105.12 and 15,906.40

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Solution

The fourth proportional to 16,739.04, 25,105.12 and 15,906.40 is: 23,856.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,739.04 : 25,105.12 = 15,906.40 : x
  2. Step 2: Convert to fraction form
    16,739.04/25,105.12 = 15,906.40/x
  3. Step 3: Cross multiply
    16,739.04x = 25,105.12 × 15,906.40
  4. Step 4: Simplify right side
    16,739.04x = 399,332,080.77
  5. Step 5: Solve for x
    x = 399,332,080.77/16,739.04
  6. Step 6: Final answer
    x = 23,856.33

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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.