Home / 36,640.31-50,562.11-20,725.03

Finding the Fourth Proportional to 36,640.31, 50,562.11 and 20,725.03

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Solution

The fourth proportional to 36,640.31, 50,562.11 and 20,725.03 is: 28,599.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,640.31 : 50,562.11 = 20,725.03 : x
  2. Step 2: Convert to fraction form
    36,640.31/50,562.11 = 20,725.03/x
  3. Step 3: Cross multiply
    36,640.31x = 50,562.11 × 20,725.03
  4. Step 4: Simplify right side
    36,640.31x = 1,047,900,890.18
  5. Step 5: Solve for x
    x = 1,047,900,890.18/36,640.31
  6. Step 6: Final answer
    x = 28,599.67

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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.