Home / 12,398.33-17,109.60-6,733.23

Finding the Fourth Proportional to 12,398.33, 17,109.60 and 6,733.23

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Solution

The fourth proportional to 12,398.33, 17,109.60 and 6,733.23 is: 9,291.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,398.33 : 17,109.60 = 6,733.23 : x
  2. Step 2: Convert to fraction form
    12,398.33/17,109.60 = 6,733.23/x
  3. Step 3: Cross multiply
    12,398.33x = 17,109.60 × 6,733.23
  4. Step 4: Simplify right side
    12,398.33x = 115,202,782.60
  5. Step 5: Solve for x
    x = 115,202,782.60/12,398.33
  6. Step 6: Final answer
    x = 9,291.80

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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.