Home / 14,609.96-21,918.62-4,221.64

Finding the Fourth Proportional to 14,609.96, 21,918.62 and 4,221.64

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Solution

The fourth proportional to 14,609.96, 21,918.62 and 4,221.64 is: 6,333.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,609.96 : 21,918.62 = 4,221.64 : x
  2. Step 2: Convert to fraction form
    14,609.96/21,918.62 = 4,221.64/x
  3. Step 3: Cross multiply
    14,609.96x = 21,918.62 × 4,221.64
  4. Step 4: Simplify right side
    14,609.96x = 92,532,522.94
  5. Step 5: Solve for x
    x = 92,532,522.94/14,609.96
  6. Step 6: Final answer
    x = 6,333.52

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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.