Home / 36,553.61-50,444.82-20,638.06

Finding the Fourth Proportional to 36,553.61, 50,444.82 and 20,638.06

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Solution

The fourth proportional to 36,553.61, 50,444.82 and 20,638.06 is: 28,481.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,553.61 : 50,444.82 = 20,638.06 : x
  2. Step 2: Convert to fraction form
    36,553.61/50,444.82 = 20,638.06/x
  3. Step 3: Cross multiply
    36,553.61x = 50,444.82 × 20,638.06
  4. Step 4: Simplify right side
    36,553.61x = 1,041,083,221.85
  5. Step 5: Solve for x
    x = 1,041,083,221.85/36,553.61
  6. Step 6: Final answer
    x = 28,481.00

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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.