Home / 20,032.92-30,040.26-10,670.56

Finding the Fourth Proportional to 20,032.92, 30,040.26 and 10,670.56

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Solution

The fourth proportional to 20,032.92, 30,040.26 and 10,670.56 is: 16,000.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,032.92 : 30,040.26 = 10,670.56 : x
  2. Step 2: Convert to fraction form
    20,032.92/30,040.26 = 10,670.56/x
  3. Step 3: Cross multiply
    20,032.92x = 30,040.26 × 10,670.56
  4. Step 4: Simplify right side
    20,032.92x = 320,546,396.75
  5. Step 5: Solve for x
    x = 320,546,396.75/20,032.92
  6. Step 6: Final answer
    x = 16,000.98

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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.