Home / 20,819.59-31,224.52-6,024.54

Finding the Fourth Proportional to 20,819.59, 31,224.52 and 6,024.54

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Solution

The fourth proportional to 20,819.59, 31,224.52 and 6,024.54 is: 9,035.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,819.59 : 31,224.52 = 6,024.54 : x
  2. Step 2: Convert to fraction form
    20,819.59/31,224.52 = 6,024.54/x
  3. Step 3: Cross multiply
    20,819.59x = 31,224.52 × 6,024.54
  4. Step 4: Simplify right side
    20,819.59x = 188,113,369.72
  5. Step 5: Solve for x
    x = 188,113,369.72/20,819.59
  6. Step 6: Final answer
    x = 9,035.40

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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.