Home / 16,825.22-25,237.88-5,138.44

Finding the Fourth Proportional to 16,825.22, 25,237.88 and 5,138.44

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Solution

The fourth proportional to 16,825.22, 25,237.88 and 5,138.44 is: 7,707.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,825.22 : 25,237.88 = 5,138.44 : x
  2. Step 2: Convert to fraction form
    16,825.22/25,237.88 = 5,138.44/x
  3. Step 3: Cross multiply
    16,825.22x = 25,237.88 × 5,138.44
  4. Step 4: Simplify right side
    16,825.22x = 129,683,262.59
  5. Step 5: Solve for x
    x = 129,683,262.59/16,825.22
  6. Step 6: Final answer
    x = 7,707.67

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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.