Home / 36,181.72-49,930.48-20,266.32

Finding the Fourth Proportional to 36,181.72, 49,930.48 and 20,266.32

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Solution

The fourth proportional to 36,181.72, 49,930.48 and 20,266.32 is: 27,967.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,181.72 : 49,930.48 = 20,266.32 : x
  2. Step 2: Convert to fraction form
    36,181.72/49,930.48 = 20,266.32/x
  3. Step 3: Cross multiply
    36,181.72x = 49,930.48 × 20,266.32
  4. Step 4: Simplify right side
    36,181.72x = 1,011,907,085.43
  5. Step 5: Solve for x
    x = 1,011,907,085.43/36,181.72
  6. Step 6: Final answer
    x = 27,967.36

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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.