Home / 14,645.36-20,201.46-9,609.86

Finding the Fourth Proportional to 14,645.36, 20,201.46 and 9,609.86

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Solution

The fourth proportional to 14,645.36, 20,201.46 and 9,609.86 is: 13,255.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,645.36 : 20,201.46 = 9,609.86 : x
  2. Step 2: Convert to fraction form
    14,645.36/20,201.46 = 9,609.86/x
  3. Step 3: Cross multiply
    14,645.36x = 20,201.46 × 9,609.86
  4. Step 4: Simplify right side
    14,645.36x = 194,133,202.40
  5. Step 5: Solve for x
    x = 194,133,202.40/14,645.36
  6. Step 6: Final answer
    x = 13,255.61

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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.