Home / 14,144.85-21,203.37-6,251.67

Finding the Fourth Proportional to 14,144.85, 21,203.37 and 6,251.67

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Solution

The fourth proportional to 14,144.85, 21,203.37 and 6,251.67 is: 9,371.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,144.85 : 21,203.37 = 6,251.67 : x
  2. Step 2: Convert to fraction form
    14,144.85/21,203.37 = 6,251.67/x
  3. Step 3: Cross multiply
    14,144.85x = 21,203.37 × 6,251.67
  4. Step 4: Simplify right side
    14,144.85x = 132,556,472.13
  5. Step 5: Solve for x
    x = 132,556,472.13/14,144.85
  6. Step 6: Final answer
    x = 9,371.36

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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.