Home / 15,796.26-21,798.91-8,626.33

Finding the Fourth Proportional to 15,796.26, 21,798.91 and 8,626.33

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Solution

The fourth proportional to 15,796.26, 21,798.91 and 8,626.33 is: 11,904.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,796.26 : 21,798.91 = 8,626.33 : x
  2. Step 2: Convert to fraction form
    15,796.26/21,798.91 = 8,626.33/x
  3. Step 3: Cross multiply
    15,796.26x = 21,798.91 × 8,626.33
  4. Step 4: Simplify right side
    15,796.26x = 188,044,591.30
  5. Step 5: Solve for x
    x = 188,044,591.30/15,796.26
  6. Step 6: Final answer
    x = 11,904.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.