Home / 36,211.86-49,971.42-20,297.34

Finding the Fourth Proportional to 36,211.86, 49,971.42 and 20,297.34

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Solution

The fourth proportional to 36,211.86, 49,971.42 and 20,297.34 is: 28,009.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,211.86 : 49,971.42 = 20,297.34 : x
  2. Step 2: Convert to fraction form
    36,211.86/49,971.42 = 20,297.34/x
  3. Step 3: Cross multiply
    36,211.86x = 49,971.42 × 20,297.34
  4. Step 4: Simplify right side
    36,211.86x = 1,014,286,902.02
  5. Step 5: Solve for x
    x = 1,014,286,902.02/36,211.86
  6. Step 6: Final answer
    x = 28,009.80

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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.