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Finding the Fourth Proportional to 36,003.58, 49,683.78 and 19,650.16

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Solution

The fourth proportional to 36,003.58, 49,683.78 and 19,650.16 is: 27,116.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,003.58 : 49,683.78 = 19,650.16 : x
  2. Step 2: Convert to fraction form
    36,003.58/49,683.78 = 19,650.16/x
  3. Step 3: Cross multiply
    36,003.58x = 49,683.78 × 19,650.16
  4. Step 4: Simplify right side
    36,003.58x = 976,294,226.40
  5. Step 5: Solve for x
    x = 976,294,226.40/36,003.58
  6. Step 6: Final answer
    x = 27,116.59

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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.