Home / 14,647.36-20,204.22-9,611.86

Finding the Fourth Proportional to 14,647.36, 20,204.22 and 9,611.86

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Solution

The fourth proportional to 14,647.36, 20,204.22 and 9,611.86 is: 13,258.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,647.36 : 20,204.22 = 9,611.86 : x
  2. Step 2: Convert to fraction form
    14,647.36/20,204.22 = 9,611.86/x
  3. Step 3: Cross multiply
    14,647.36x = 20,204.22 × 9,611.86
  4. Step 4: Simplify right side
    14,647.36x = 194,200,134.05
  5. Step 5: Solve for x
    x = 194,200,134.05/14,647.36
  6. Step 6: Final answer
    x = 13,258.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.