Home / 13,893.21-20,840.48-4,533.22

Finding the Fourth Proportional to 13,893.21, 20,840.48 and 4,533.22

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Solution

The fourth proportional to 13,893.21, 20,840.48 and 4,533.22 is: 6,800.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,893.21 : 20,840.48 = 4,533.22 : x
  2. Step 2: Convert to fraction form
    13,893.21/20,840.48 = 4,533.22/x
  3. Step 3: Cross multiply
    13,893.21x = 20,840.48 × 4,533.22
  4. Step 4: Simplify right side
    13,893.21x = 94,474,376.54
  5. Step 5: Solve for x
    x = 94,474,376.54/13,893.21
  6. Step 6: Final answer
    x = 6,800.04

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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.