Home / 36,237.64-50,009.82-20,321.20

Finding the Fourth Proportional to 36,237.64, 50,009.82 and 20,321.20

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Solution

The fourth proportional to 36,237.64, 50,009.82 and 20,321.20 is: 28,044.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,237.64 : 50,009.82 = 20,321.20 : x
  2. Step 2: Convert to fraction form
    36,237.64/50,009.82 = 20,321.20/x
  3. Step 3: Cross multiply
    36,237.64x = 50,009.82 × 20,321.20
  4. Step 4: Simplify right side
    36,237.64x = 1,016,259,554.18
  5. Step 5: Solve for x
    x = 1,016,259,554.18/36,237.64
  6. Step 6: Final answer
    x = 28,044.31

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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.