Home / 15,076.10-22,615.22-3,982.67

Finding the Fourth Proportional to 15,076.10, 22,615.22 and 3,982.67

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Solution

The fourth proportional to 15,076.10, 22,615.22 and 3,982.67 is: 5,974.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,076.10 : 22,615.22 = 3,982.67 : x
  2. Step 2: Convert to fraction form
    15,076.10/22,615.22 = 3,982.67/x
  3. Step 3: Cross multiply
    15,076.10x = 22,615.22 × 3,982.67
  4. Step 4: Simplify right side
    15,076.10x = 90,068,958.24
  5. Step 5: Solve for x
    x = 90,068,958.24/15,076.10
  6. Step 6: Final answer
    x = 5,974.29

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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.