Home / 16,794.73-23,170.21-9,718.57

Finding the Fourth Proportional to 16,794.73, 23,170.21 and 9,718.57

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Solution

The fourth proportional to 16,794.73, 23,170.21 and 9,718.57 is: 13,407.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,794.73 : 23,170.21 = 9,718.57 : x
  2. Step 2: Convert to fraction form
    16,794.73/23,170.21 = 9,718.57/x
  3. Step 3: Cross multiply
    16,794.73x = 23,170.21 × 9,718.57
  4. Step 4: Simplify right side
    16,794.73x = 225,181,307.80
  5. Step 5: Solve for x
    x = 225,181,307.80/16,794.73
  6. Step 6: Final answer
    x = 13,407.86

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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.