Home / 20,533.50-30,804.30-6,495.59

Finding the Fourth Proportional to 20,533.50, 30,804.30 and 6,495.59

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Solution

The fourth proportional to 20,533.50, 30,804.30 and 6,495.59 is: 9,744.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,533.50 : 30,804.30 = 6,495.59 : x
  2. Step 2: Convert to fraction form
    20,533.50/30,804.30 = 6,495.59/x
  3. Step 3: Cross multiply
    20,533.50x = 30,804.30 × 6,495.59
  4. Step 4: Simplify right side
    20,533.50x = 200,092,180.05
  5. Step 5: Solve for x
    x = 200,092,180.05/20,533.50
  6. Step 6: Final answer
    x = 9,744.67

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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.