Home / 13,427.33-20,144.33-4,662.32

Finding the Fourth Proportional to 13,427.33, 20,144.33 and 4,662.32

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Solution

The fourth proportional to 13,427.33, 20,144.33 and 4,662.32 is: 6,994.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,427.33 : 20,144.33 = 4,662.32 : x
  2. Step 2: Convert to fraction form
    13,427.33/20,144.33 = 4,662.32/x
  3. Step 3: Cross multiply
    13,427.33x = 20,144.33 × 4,662.32
  4. Step 4: Simplify right side
    13,427.33x = 93,919,188.61
  5. Step 5: Solve for x
    x = 93,919,188.61/13,427.33
  6. Step 6: Final answer
    x = 6,994.63

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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.