Home / 14,092.96-21,133.22-4,230.36

Finding the Fourth Proportional to 14,092.96, 21,133.22 and 4,230.36

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Solution

The fourth proportional to 14,092.96, 21,133.22 and 4,230.36 is: 6,343.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,092.96 : 21,133.22 = 4,230.36 : x
  2. Step 2: Convert to fraction form
    14,092.96/21,133.22 = 4,230.36/x
  3. Step 3: Cross multiply
    14,092.96x = 21,133.22 × 4,230.36
  4. Step 4: Simplify right side
    14,092.96x = 89,401,128.56
  5. Step 5: Solve for x
    x = 89,401,128.56/14,092.96
  6. Step 6: Final answer
    x = 6,343.67

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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.