Home / 36,260.72-54,303.60-20,630.96

Finding the Fourth Proportional to 36,260.72, 54,303.60 and 20,630.96

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Solution

The fourth proportional to 36,260.72, 54,303.60 and 20,630.96 is: 30,896.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,260.72 : 54,303.60 = 20,630.96 : x
  2. Step 2: Convert to fraction form
    36,260.72/54,303.60 = 20,630.96/x
  3. Step 3: Cross multiply
    36,260.72x = 54,303.60 × 20,630.96
  4. Step 4: Simplify right side
    36,260.72x = 1,120,335,399.46
  5. Step 5: Solve for x
    x = 1,120,335,399.46/36,260.72
  6. Step 6: Final answer
    x = 30,896.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.