Home / 13,750.32-20,625.60-6,352.56

Finding the Fourth Proportional to 13,750.32, 20,625.60 and 6,352.56

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Solution

The fourth proportional to 13,750.32, 20,625.60 and 6,352.56 is: 9,528.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,750.32 : 20,625.60 = 6,352.56 : x
  2. Step 2: Convert to fraction form
    13,750.32/20,625.60 = 6,352.56/x
  3. Step 3: Cross multiply
    13,750.32x = 20,625.60 × 6,352.56
  4. Step 4: Simplify right side
    13,750.32x = 131,025,361.54
  5. Step 5: Solve for x
    x = 131,025,361.54/13,750.32
  6. Step 6: Final answer
    x = 9,528.90

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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.