Home / 23,083.87-34,613.50-11,979.38

Finding the Fourth Proportional to 23,083.87, 34,613.50 and 11,979.38

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Solution

The fourth proportional to 23,083.87, 34,613.50 and 11,979.38 is: 17,962.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,083.87 : 34,613.50 = 11,979.38 : x
  2. Step 2: Convert to fraction form
    23,083.87/34,613.50 = 11,979.38/x
  3. Step 3: Cross multiply
    23,083.87x = 34,613.50 × 11,979.38
  4. Step 4: Simplify right side
    23,083.87x = 414,648,269.63
  5. Step 5: Solve for x
    x = 414,648,269.63/23,083.87
  6. Step 6: Final answer
    x = 17,962.68

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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.