Home / 13,327.06-18,394.30-8,550.82

Finding the Fourth Proportional to 13,327.06, 18,394.30 and 8,550.82

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Solution

The fourth proportional to 13,327.06, 18,394.30 and 8,550.82 is: 11,802.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,327.06 : 18,394.30 = 8,550.82 : x
  2. Step 2: Convert to fraction form
    13,327.06/18,394.30 = 8,550.82/x
  3. Step 3: Cross multiply
    13,327.06x = 18,394.30 × 8,550.82
  4. Step 4: Simplify right side
    13,327.06x = 157,286,348.33
  5. Step 5: Solve for x
    x = 157,286,348.33/13,327.06
  6. Step 6: Final answer
    x = 11,802.03

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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.