Home / 17,903.82-26,858.61-7,518.54

Finding the Fourth Proportional to 17,903.82, 26,858.61 and 7,518.54

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Solution

The fourth proportional to 17,903.82, 26,858.61 and 7,518.54 is: 11,279.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,903.82 : 26,858.61 = 7,518.54 : x
  2. Step 2: Convert to fraction form
    17,903.82/26,858.61 = 7,518.54/x
  3. Step 3: Cross multiply
    17,903.82x = 26,858.61 × 7,518.54
  4. Step 4: Simplify right side
    17,903.82x = 201,937,533.63
  5. Step 5: Solve for x
    x = 201,937,533.63/17,903.82
  6. Step 6: Final answer
    x = 11,279.02

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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.