Home / 14,213.79-21,323.07-4,350.69

Finding the Fourth Proportional to 14,213.79, 21,323.07 and 4,350.69

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Solution

The fourth proportional to 14,213.79, 21,323.07 and 4,350.69 is: 6,526.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,213.79 : 21,323.07 = 4,350.69 : x
  2. Step 2: Convert to fraction form
    14,213.79/21,323.07 = 4,350.69/x
  3. Step 3: Cross multiply
    14,213.79x = 21,323.07 × 4,350.69
  4. Step 4: Simplify right side
    14,213.79x = 92,770,067.42
  5. Step 5: Solve for x
    x = 92,770,067.42/14,213.79
  6. Step 6: Final answer
    x = 6,526.77

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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.