Home / 17,740.36-24,481.90-9,782.88

Finding the Fourth Proportional to 17,740.36, 24,481.90 and 9,782.88

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Solution

The fourth proportional to 17,740.36, 24,481.90 and 9,782.88 is: 13,500.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,740.36 : 24,481.90 = 9,782.88 : x
  2. Step 2: Convert to fraction form
    17,740.36/24,481.90 = 9,782.88/x
  3. Step 3: Cross multiply
    17,740.36x = 24,481.90 × 9,782.88
  4. Step 4: Simplify right side
    17,740.36x = 239,503,489.87
  5. Step 5: Solve for x
    x = 239,503,489.87/17,740.36
  6. Step 6: Final answer
    x = 13,500.49

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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.