Home / 17,288.88-23,866.56-11,009.76

Finding the Fourth Proportional to 17,288.88, 23,866.56 and 11,009.76

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Solution

The fourth proportional to 17,288.88, 23,866.56 and 11,009.76 is: 15,198.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,288.88 : 23,866.56 = 11,009.76 : x
  2. Step 2: Convert to fraction form
    17,288.88/23,866.56 = 11,009.76/x
  3. Step 3: Cross multiply
    17,288.88x = 23,866.56 × 11,009.76
  4. Step 4: Simplify right side
    17,288.88x = 262,765,097.63
  5. Step 5: Solve for x
    x = 262,765,097.63/17,288.88
  6. Step 6: Final answer
    x = 15,198.50

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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.