Home / 16,845.15-25,267.65-13,150.50

Finding the Fourth Proportional to 16,845.15, 25,267.65 and 13,150.50

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Solution

The fourth proportional to 16,845.15, 25,267.65 and 13,150.50 is: 19,725.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,845.15 : 25,267.65 = 13,150.50 : x
  2. Step 2: Convert to fraction form
    16,845.15/25,267.65 = 13,150.50/x
  3. Step 3: Cross multiply
    16,845.15x = 25,267.65 × 13,150.50
  4. Step 4: Simplify right side
    16,845.15x = 332,282,231.33
  5. Step 5: Solve for x
    x = 332,282,231.33/16,845.15
  6. Step 6: Final answer
    x = 19,725.69

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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.