Home / 11,835.12-17,738.55-5,501.44

Finding the Fourth Proportional to 11,835.12, 17,738.55 and 5,501.44

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Solution

The fourth proportional to 11,835.12, 17,738.55 and 5,501.44 is: 8,245.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,835.12 : 17,738.55 = 5,501.44 : x
  2. Step 2: Convert to fraction form
    11,835.12/17,738.55 = 5,501.44/x
  3. Step 3: Cross multiply
    11,835.12x = 17,738.55 × 5,501.44
  4. Step 4: Simplify right side
    11,835.12x = 97,587,568.51
  5. Step 5: Solve for x
    x = 97,587,568.51/11,835.12
  6. Step 6: Final answer
    x = 8,245.59

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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.