Home / 20,024.89-30,038.34-5,233.68

Finding the Fourth Proportional to 20,024.89, 30,038.34 and 5,233.68

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Solution

The fourth proportional to 20,024.89, 30,038.34 and 5,233.68 is: 7,850.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,024.89 : 30,038.34 = 5,233.68 : x
  2. Step 2: Convert to fraction form
    20,024.89/30,038.34 = 5,233.68/x
  3. Step 3: Cross multiply
    20,024.89x = 30,038.34 × 5,233.68
  4. Step 4: Simplify right side
    20,024.89x = 157,211,078.92
  5. Step 5: Solve for x
    x = 157,211,078.92/20,024.89
  6. Step 6: Final answer
    x = 7,850.78

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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.