Home / 11,838.96-17,740.62-9,363.60

Finding the Fourth Proportional to 11,838.96, 17,740.62 and 9,363.60

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Solution

The fourth proportional to 11,838.96, 17,740.62 and 9,363.60 is: 14,031.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,838.96 : 17,740.62 = 9,363.60 : x
  2. Step 2: Convert to fraction form
    11,838.96/17,740.62 = 9,363.60/x
  3. Step 3: Cross multiply
    11,838.96x = 17,740.62 × 9,363.60
  4. Step 4: Simplify right side
    11,838.96x = 166,116,069.43
  5. Step 5: Solve for x
    x = 166,116,069.43/11,838.96
  6. Step 6: Final answer
    x = 14,031.31

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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.