Home / 20,676.37-31,014.90-5,885.67

Finding the Fourth Proportional to 20,676.37, 31,014.90 and 5,885.67

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Solution

The fourth proportional to 20,676.37, 31,014.90 and 5,885.67 is: 8,828.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,676.37 : 31,014.90 = 5,885.67 : x
  2. Step 2: Convert to fraction form
    20,676.37/31,014.90 = 5,885.67/x
  3. Step 3: Cross multiply
    20,676.37x = 31,014.90 × 5,885.67
  4. Step 4: Simplify right side
    20,676.37x = 182,543,466.48
  5. Step 5: Solve for x
    x = 182,543,466.48/20,676.37
  6. Step 6: Final answer
    x = 8,828.60

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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.