Home / 12,823.62-17,704.60-9,833.70

Finding the Fourth Proportional to 12,823.62, 17,704.60 and 9,833.70

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Solution

The fourth proportional to 12,823.62, 17,704.60 and 9,833.70 is: 13,576.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,823.62 : 17,704.60 = 9,833.70 : x
  2. Step 2: Convert to fraction form
    12,823.62/17,704.60 = 9,833.70/x
  3. Step 3: Cross multiply
    12,823.62x = 17,704.60 × 9,833.70
  4. Step 4: Simplify right side
    12,823.62x = 174,101,725.02
  5. Step 5: Solve for x
    x = 174,101,725.02/12,823.62
  6. Step 6: Final answer
    x = 13,576.64

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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.