Home / 20,371.83-30,548.52-6,327.69

Finding the Fourth Proportional to 20,371.83, 30,548.52 and 6,327.69

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Solution

The fourth proportional to 20,371.83, 30,548.52 and 6,327.69 is: 9,488.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,371.83 : 30,548.52 = 6,327.69 : x
  2. Step 2: Convert to fraction form
    20,371.83/30,548.52 = 6,327.69/x
  3. Step 3: Cross multiply
    20,371.83x = 30,548.52 × 6,327.69
  4. Step 4: Simplify right side
    20,371.83x = 193,301,564.52
  5. Step 5: Solve for x
    x = 193,301,564.52/20,371.83
  6. Step 6: Final answer
    x = 9,488.67

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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.