Home / 16,808.65-23,205.58-11,151.07

Finding the Fourth Proportional to 16,808.65, 23,205.58 and 11,151.07

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Solution

The fourth proportional to 16,808.65, 23,205.58 and 11,151.07 is: 15,394.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,808.65 : 23,205.58 = 11,151.07 : x
  2. Step 2: Convert to fraction form
    16,808.65/23,205.58 = 11,151.07/x
  3. Step 3: Cross multiply
    16,808.65x = 23,205.58 × 11,151.07
  4. Step 4: Simplify right side
    16,808.65x = 258,766,961.08
  5. Step 5: Solve for x
    x = 258,766,961.08/16,808.65
  6. Step 6: Final answer
    x = 15,394.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.