Home / 36,487.08-50,351.79-20,576.67

Finding the Fourth Proportional to 36,487.08, 50,351.79 and 20,576.67

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Solution

The fourth proportional to 36,487.08, 50,351.79 and 20,576.67 is: 28,395.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,487.08 : 50,351.79 = 20,576.67 : x
  2. Step 2: Convert to fraction form
    36,487.08/50,351.79 = 20,576.67/x
  3. Step 3: Cross multiply
    36,487.08x = 50,351.79 × 20,576.67
  4. Step 4: Simplify right side
    36,487.08x = 1,036,072,166.74
  5. Step 5: Solve for x
    x = 1,036,072,166.74/36,487.08
  6. Step 6: Final answer
    x = 28,395.59

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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.