Home / 36,297.36-50,081.60-21,181.40

Finding the Fourth Proportional to 36,297.36, 50,081.60 and 21,181.40

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Solution

The fourth proportional to 36,297.36, 50,081.60 and 21,181.40 is: 29,225.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,297.36 : 50,081.60 = 21,181.40 : x
  2. Step 2: Convert to fraction form
    36,297.36/50,081.60 = 21,181.40/x
  3. Step 3: Cross multiply
    36,297.36x = 50,081.60 × 21,181.40
  4. Step 4: Simplify right side
    36,297.36x = 1,060,798,045.93
  5. Step 5: Solve for x
    x = 1,060,798,045.93/36,297.36
  6. Step 6: Final answer
    x = 29,225.21

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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.