Home / 16,728.60-25,091.14-6,868.92

Finding the Fourth Proportional to 16,728.60, 25,091.14 and 6,868.92

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Solution

The fourth proportional to 16,728.60, 25,091.14 and 6,868.92 is: 10,302.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,728.60 : 25,091.14 = 6,868.92 : x
  2. Step 2: Convert to fraction form
    16,728.60/25,091.14 = 6,868.92/x
  3. Step 3: Cross multiply
    16,728.60x = 25,091.14 × 6,868.92
  4. Step 4: Simplify right side
    16,728.60x = 172,349,033.37
  5. Step 5: Solve for x
    x = 172,349,033.37/16,728.60
  6. Step 6: Final answer
    x = 10,302.66

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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.