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Finding the Fourth Proportional to 17,002.86, 25,506.26 and 8,231.45

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Solution

The fourth proportional to 17,002.86, 25,506.26 and 8,231.45 is: 12,348.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,002.86 : 25,506.26 = 8,231.45 : x
  2. Step 2: Convert to fraction form
    17,002.86/25,506.26 = 8,231.45/x
  3. Step 3: Cross multiply
    17,002.86x = 25,506.26 × 8,231.45
  4. Step 4: Simplify right side
    17,002.86x = 209,953,335.19
  5. Step 5: Solve for x
    x = 209,953,335.19/17,002.86
  6. Step 6: Final answer
    x = 12,348.12

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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.