Home / 14,483.88-21,728.28-6,163.96

Finding the Fourth Proportional to 14,483.88, 21,728.28 and 6,163.96

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Solution

The fourth proportional to 14,483.88, 21,728.28 and 6,163.96 is: 9,246.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,483.88 : 21,728.28 = 6,163.96 : x
  2. Step 2: Convert to fraction form
    14,483.88/21,728.28 = 6,163.96/x
  3. Step 3: Cross multiply
    14,483.88x = 21,728.28 × 6,163.96
  4. Step 4: Simplify right side
    14,483.88x = 133,932,248.79
  5. Step 5: Solve for x
    x = 133,932,248.79/14,483.88
  6. Step 6: Final answer
    x = 9,246.99

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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.