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Finding the Fourth Proportional to 23,013.07, 34,469.02 and 19,019.07

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Solution

The fourth proportional to 23,013.07, 34,469.02 and 19,019.07 is: 28,486.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,013.07 : 34,469.02 = 19,019.07 : x
  2. Step 2: Convert to fraction form
    23,013.07/34,469.02 = 19,019.07/x
  3. Step 3: Cross multiply
    23,013.07x = 34,469.02 × 19,019.07
  4. Step 4: Simplify right side
    23,013.07x = 655,568,704.21
  5. Step 5: Solve for x
    x = 655,568,704.21/23,013.07
  6. Step 6: Final answer
    x = 28,486.80

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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.