Home / 16,838.06-23,235.60-9,284.38

Finding the Fourth Proportional to 16,838.06, 23,235.60 and 9,284.38

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Solution

The fourth proportional to 16,838.06, 23,235.60 and 9,284.38 is: 12,811.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,838.06 : 23,235.60 = 9,284.38 : x
  2. Step 2: Convert to fraction form
    16,838.06/23,235.60 = 9,284.38/x
  3. Step 3: Cross multiply
    16,838.06x = 23,235.60 × 9,284.38
  4. Step 4: Simplify right side
    16,838.06x = 215,728,139.93
  5. Step 5: Solve for x
    x = 215,728,139.93/16,838.06
  6. Step 6: Final answer
    x = 12,811.94

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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.