Home / 26,054.11-39,081.18-18,297.55

Finding the Fourth Proportional to 26,054.11, 39,081.18 and 18,297.55

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Solution

The fourth proportional to 26,054.11, 39,081.18 and 18,297.55 is: 27,446.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,054.11 : 39,081.18 = 18,297.55 : x
  2. Step 2: Convert to fraction form
    26,054.11/39,081.18 = 18,297.55/x
  3. Step 3: Cross multiply
    26,054.11x = 39,081.18 × 18,297.55
  4. Step 4: Simplify right side
    26,054.11x = 715,089,649.70
  5. Step 5: Solve for x
    x = 715,089,649.70/26,054.11
  6. Step 6: Final answer
    x = 27,446.33

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Double scale
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Similar ratio
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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.