Home / 16,768.48-25,167.12-7,998.88

Finding the Fourth Proportional to 16,768.48, 25,167.12 and 7,998.88

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Solution

The fourth proportional to 16,768.48, 25,167.12 and 7,998.88 is: 12,005.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,768.48 : 25,167.12 = 7,998.88 : x
  2. Step 2: Convert to fraction form
    16,768.48/25,167.12 = 7,998.88/x
  3. Step 3: Cross multiply
    16,768.48x = 25,167.12 × 7,998.88
  4. Step 4: Simplify right side
    16,768.48x = 201,308,772.83
  5. Step 5: Solve for x
    x = 201,308,772.83/16,768.48
  6. Step 6: Final answer
    x = 12,005.19

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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.