Home / 36,554.88-50,445.48-20,644.56

Finding the Fourth Proportional to 36,554.88, 50,445.48 and 20,644.56

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Solution

The fourth proportional to 36,554.88, 50,445.48 and 20,644.56 is: 28,489.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,554.88 : 50,445.48 = 20,644.56 : x
  2. Step 2: Convert to fraction form
    36,554.88/50,445.48 = 20,644.56/x
  3. Step 3: Cross multiply
    36,554.88x = 50,445.48 × 20,644.56
  4. Step 4: Simplify right side
    36,554.88x = 1,041,424,738.59
  5. Step 5: Solve for x
    x = 1,041,424,738.59/36,554.88
  6. Step 6: Final answer
    x = 28,489.35

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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.