Home / 20,309.63-30,453.13-6,265.67

Finding the Fourth Proportional to 20,309.63, 30,453.13 and 6,265.67

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Solution

The fourth proportional to 20,309.63, 30,453.13 and 6,265.67 is: 9,395.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,309.63 : 30,453.13 = 6,265.67 : x
  2. Step 2: Convert to fraction form
    20,309.63/30,453.13 = 6,265.67/x
  3. Step 3: Cross multiply
    20,309.63x = 30,453.13 × 6,265.67
  4. Step 4: Simplify right side
    20,309.63x = 190,809,231.72
  5. Step 5: Solve for x
    x = 190,809,231.72/20,309.63
  6. Step 6: Final answer
    x = 9,395.01

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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.