Home / 14,241.73-21,365.02-4,380.79

Finding the Fourth Proportional to 14,241.73, 21,365.02 and 4,380.79

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Solution

The fourth proportional to 14,241.73, 21,365.02 and 4,380.79 is: 6,571.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,241.73 : 21,365.02 = 4,380.79 : x
  2. Step 2: Convert to fraction form
    14,241.73/21,365.02 = 4,380.79/x
  3. Step 3: Cross multiply
    14,241.73x = 21,365.02 × 4,380.79
  4. Step 4: Simplify right side
    14,241.73x = 93,595,665.97
  5. Step 5: Solve for x
    x = 93,595,665.97/14,241.73
  6. Step 6: Final answer
    x = 6,571.93

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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.