Home / 17,636.37-26,454.60-7,775.70

Finding the Fourth Proportional to 17,636.37, 26,454.60 and 7,775.70

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Solution

The fourth proportional to 17,636.37, 26,454.60 and 7,775.70 is: 11,663.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,636.37 : 26,454.60 = 7,775.70 : x
  2. Step 2: Convert to fraction form
    17,636.37/26,454.60 = 7,775.70/x
  3. Step 3: Cross multiply
    17,636.37x = 26,454.60 × 7,775.70
  4. Step 4: Simplify right side
    17,636.37x = 205,703,033.22
  5. Step 5: Solve for x
    x = 205,703,033.22/17,636.37
  6. Step 6: Final answer
    x = 11,663.57

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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.