Home / 11,168.03-15,415.49-8,033.33

Finding the Fourth Proportional to 11,168.03, 15,415.49 and 8,033.33

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Solution

The fourth proportional to 11,168.03, 15,415.49 and 8,033.33 is: 11,088.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,168.03 : 15,415.49 = 8,033.33 : x
  2. Step 2: Convert to fraction form
    11,168.03/15,415.49 = 8,033.33/x
  3. Step 3: Cross multiply
    11,168.03x = 15,415.49 × 8,033.33
  4. Step 4: Simplify right side
    11,168.03x = 123,837,718.28
  5. Step 5: Solve for x
    x = 123,837,718.28/11,168.03
  6. Step 6: Final answer
    x = 11,088.59

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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.