Home / 14,241.74-21,365.03-4,380.80

Finding the Fourth Proportional to 14,241.74, 21,365.03 and 4,380.80

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Solution

The fourth proportional to 14,241.74, 21,365.03 and 4,380.80 is: 6,571.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,241.74 : 21,365.03 = 4,380.80 : x
  2. Step 2: Convert to fraction form
    14,241.74/21,365.03 = 4,380.80/x
  3. Step 3: Cross multiply
    14,241.74x = 21,365.03 × 4,380.80
  4. Step 4: Simplify right side
    14,241.74x = 93,595,794.69
  5. Step 5: Solve for x
    x = 93,595,794.69/14,241.74
  6. Step 6: Final answer
    x = 6,571.94

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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.