Home / 13,893.46-20,840.86-4,533.47

Finding the Fourth Proportional to 13,893.46, 20,840.86 and 4,533.47

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Solution

The fourth proportional to 13,893.46, 20,840.86 and 4,533.47 is: 6,800.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,893.46 : 20,840.86 = 4,533.47 : x
  2. Step 2: Convert to fraction form
    13,893.46/20,840.86 = 4,533.47/x
  3. Step 3: Cross multiply
    13,893.46x = 20,840.86 × 4,533.47
  4. Step 4: Simplify right side
    13,893.46x = 94,481,298.05
  5. Step 5: Solve for x
    x = 94,481,298.05/13,893.46
  6. Step 6: Final answer
    x = 6,800.42

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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.