Home / 17,091.68-23,585.70-12,613.79

Finding the Fourth Proportional to 17,091.68, 23,585.70 and 12,613.79

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Solution

The fourth proportional to 17,091.68, 23,585.70 and 12,613.79 is: 17,406.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,091.68 : 23,585.70 = 12,613.79 : x
  2. Step 2: Convert to fraction form
    17,091.68/23,585.70 = 12,613.79/x
  3. Step 3: Cross multiply
    17,091.68x = 23,585.70 × 12,613.79
  4. Step 4: Simplify right side
    17,091.68x = 297,504,948.87
  5. Step 5: Solve for x
    x = 297,504,948.87/17,091.68
  6. Step 6: Final answer
    x = 17,406.42

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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.