Home / 13,750.56-20,625.93-3,362.31

Finding the Fourth Proportional to 13,750.56, 20,625.93 and 3,362.31

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Solution

The fourth proportional to 13,750.56, 20,625.93 and 3,362.31 is: 5,043.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,750.56 : 20,625.93 = 3,362.31 : x
  2. Step 2: Convert to fraction form
    13,750.56/20,625.93 = 3,362.31/x
  3. Step 3: Cross multiply
    13,750.56x = 20,625.93 × 3,362.31
  4. Step 4: Simplify right side
    13,750.56x = 69,350,770.70
  5. Step 5: Solve for x
    x = 69,350,770.70/13,750.56
  6. Step 6: Final answer
    x = 5,043.49

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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.