Home / 17,383.68-23,986.80-11,417.76

Finding the Fourth Proportional to 17,383.68, 23,986.80 and 11,417.76

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Solution

The fourth proportional to 17,383.68, 23,986.80 and 11,417.76 is: 15,754.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,383.68 : 23,986.80 = 11,417.76 : x
  2. Step 2: Convert to fraction form
    17,383.68/23,986.80 = 11,417.76/x
  3. Step 3: Cross multiply
    17,383.68x = 23,986.80 × 11,417.76
  4. Step 4: Simplify right side
    17,383.68x = 273,875,525.57
  5. Step 5: Solve for x
    x = 273,875,525.57/17,383.68
  6. Step 6: Final answer
    x = 15,754.75

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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.