Home / 14,024.32-21,035.76-4,163.68

Finding the Fourth Proportional to 14,024.32, 21,035.76 and 4,163.68

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Solution

The fourth proportional to 14,024.32, 21,035.76 and 4,163.68 is: 6,245.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,024.32 : 21,035.76 = 4,163.68 : x
  2. Step 2: Convert to fraction form
    14,024.32/21,035.76 = 4,163.68/x
  3. Step 3: Cross multiply
    14,024.32x = 21,035.76 × 4,163.68
  4. Step 4: Simplify right side
    14,024.32x = 87,586,173.20
  5. Step 5: Solve for x
    x = 87,586,173.20/14,024.32
  6. Step 6: Final answer
    x = 6,245.31

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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.