Home / 25,054.58-34,589.94-21,692.07

Finding the Fourth Proportional to 25,054.58, 34,589.94 and 21,692.07

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Solution

The fourth proportional to 25,054.58, 34,589.94 and 21,692.07 is: 29,947.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,054.58 : 34,589.94 = 21,692.07 : x
  2. Step 2: Convert to fraction form
    25,054.58/34,589.94 = 21,692.07/x
  3. Step 3: Cross multiply
    25,054.58x = 34,589.94 × 21,692.07
  4. Step 4: Simplify right side
    25,054.58x = 750,327,318.43
  5. Step 5: Solve for x
    x = 750,327,318.43/25,054.58
  6. Step 6: Final answer
    x = 29,947.71

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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.