Home / 36,638.98-50,562.94-20,723.12

Finding the Fourth Proportional to 36,638.98, 50,562.94 and 20,723.12

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Solution

The fourth proportional to 36,638.98, 50,562.94 and 20,723.12 is: 28,598.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,638.98 : 50,562.94 = 20,723.12 : x
  2. Step 2: Convert to fraction form
    36,638.98/50,562.94 = 20,723.12/x
  3. Step 3: Cross multiply
    36,638.98x = 50,562.94 × 20,723.12
  4. Step 4: Simplify right side
    36,638.98x = 1,047,821,873.17
  5. Step 5: Solve for x
    x = 1,047,821,873.17/36,638.98
  6. Step 6: Final answer
    x = 28,598.55

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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.