Home / 11,379.96-17,059.53-9,636.18

Finding the Fourth Proportional to 11,379.96, 17,059.53 and 9,636.18

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Solution

The fourth proportional to 11,379.96, 17,059.53 and 9,636.18 is: 14,445.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,379.96 : 17,059.53 = 9,636.18 : x
  2. Step 2: Convert to fraction form
    11,379.96/17,059.53 = 9,636.18/x
  3. Step 3: Cross multiply
    11,379.96x = 17,059.53 × 9,636.18
  4. Step 4: Simplify right side
    11,379.96x = 164,388,701.80
  5. Step 5: Solve for x
    x = 164,388,701.80/11,379.96
  6. Step 6: Final answer
    x = 14,445.46

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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.