Home / 36,638.93-50,563.86-20,506.10

Finding the Fourth Proportional to 36,638.93, 50,563.86 and 20,506.10

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Solution

The fourth proportional to 36,638.93, 50,563.86 and 20,506.10 is: 28,299.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,638.93 : 50,563.86 = 20,506.10 : x
  2. Step 2: Convert to fraction form
    36,638.93/50,563.86 = 20,506.10/x
  3. Step 3: Cross multiply
    36,638.93x = 50,563.86 × 20,506.10
  4. Step 4: Simplify right side
    36,638.93x = 1,036,867,569.55
  5. Step 5: Solve for x
    x = 1,036,867,569.55/36,638.93
  6. Step 6: Final answer
    x = 28,299.61

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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.