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Finding the Fourth Proportional to 17,223.86, 25,813.91 and 8,337.35

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Solution

The fourth proportional to 17,223.86, 25,813.91 and 8,337.35 is: 12,495.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,223.86 : 25,813.91 = 8,337.35 : x
  2. Step 2: Convert to fraction form
    17,223.86/25,813.91 = 8,337.35/x
  3. Step 3: Cross multiply
    17,223.86x = 25,813.91 × 8,337.35
  4. Step 4: Simplify right side
    17,223.86x = 215,219,494.31
  5. Step 5: Solve for x
    x = 215,219,494.31/17,223.86
  6. Step 6: Final answer
    x = 12,495.43

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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.