Home / 16,798.48-25,205.92-11,899.60

Finding the Fourth Proportional to 16,798.48, 25,205.92 and 11,899.60

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Solution

The fourth proportional to 16,798.48, 25,205.92 and 11,899.60 is: 17,855.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,798.48 : 25,205.92 = 11,899.60 : x
  2. Step 2: Convert to fraction form
    16,798.48/25,205.92 = 11,899.60/x
  3. Step 3: Cross multiply
    16,798.48x = 25,205.92 × 11,899.60
  4. Step 4: Simplify right side
    16,798.48x = 299,940,365.63
  5. Step 5: Solve for x
    x = 299,940,365.63/16,798.48
  6. Step 6: Final answer
    x = 17,855.21

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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.