Home / 25,051.73-34,571.56-13,722.26

Finding the Fourth Proportional to 25,051.73, 34,571.56 and 13,722.26

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Solution

The fourth proportional to 25,051.73, 34,571.56 and 13,722.26 is: 18,936.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,051.73 : 34,571.56 = 13,722.26 : x
  2. Step 2: Convert to fraction form
    25,051.73/34,571.56 = 13,722.26/x
  3. Step 3: Cross multiply
    25,051.73x = 34,571.56 × 13,722.26
  4. Step 4: Simplify right side
    25,051.73x = 474,399,947.96
  5. Step 5: Solve for x
    x = 474,399,947.96/25,051.73
  6. Step 6: Final answer
    x = 18,936.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.