Home / 36,638.42-50,560.08-20,285.06

Finding the Fourth Proportional to 36,638.42, 50,560.08 and 20,285.06

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Solution

The fourth proportional to 36,638.42, 50,560.08 and 20,285.06 is: 27,992.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,638.42 : 50,560.08 = 20,285.06 : x
  2. Step 2: Convert to fraction form
    36,638.42/50,560.08 = 20,285.06/x
  3. Step 3: Cross multiply
    36,638.42x = 50,560.08 × 20,285.06
  4. Step 4: Simplify right side
    36,638.42x = 1,025,614,256.40
  5. Step 5: Solve for x
    x = 1,025,614,256.40/36,638.42
  6. Step 6: Final answer
    x = 27,992.86

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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.