Home / 23,191.68-34,790.26-7,391.21

Finding the Fourth Proportional to 23,191.68, 34,790.26 and 7,391.21

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Solution

The fourth proportional to 23,191.68, 34,790.26 and 7,391.21 is: 11,087.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,191.68 : 34,790.26 = 7,391.21 : x
  2. Step 2: Convert to fraction form
    23,191.68/34,790.26 = 7,391.21/x
  3. Step 3: Cross multiply
    23,191.68x = 34,790.26 × 7,391.21
  4. Step 4: Simplify right side
    23,191.68x = 257,142,167.63
  5. Step 5: Solve for x
    x = 257,142,167.63/23,191.68
  6. Step 6: Final answer
    x = 11,087.69

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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.