Home / 11,640.26-17,468.85-8,726.42

Finding the Fourth Proportional to 11,640.26, 17,468.85 and 8,726.42

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Solution

The fourth proportional to 11,640.26, 17,468.85 and 8,726.42 is: 13,095.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,640.26 : 17,468.85 = 8,726.42 : x
  2. Step 2: Convert to fraction form
    11,640.26/17,468.85 = 8,726.42/x
  3. Step 3: Cross multiply
    11,640.26x = 17,468.85 × 8,726.42
  4. Step 4: Simplify right side
    11,640.26x = 152,440,522.02
  5. Step 5: Solve for x
    x = 152,440,522.02/11,640.26
  6. Step 6: Final answer
    x = 13,095.97

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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.