Home / 17,786.49-24,556.80-11,415.84

Finding the Fourth Proportional to 17,786.49, 24,556.80 and 11,415.84

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Solution

The fourth proportional to 17,786.49, 24,556.80 and 11,415.84 is: 15,761.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,786.49 : 24,556.80 = 11,415.84 : x
  2. Step 2: Convert to fraction form
    17,786.49/24,556.80 = 11,415.84/x
  3. Step 3: Cross multiply
    17,786.49x = 24,556.80 × 11,415.84
  4. Step 4: Simplify right side
    17,786.49x = 280,336,499.71
  5. Step 5: Solve for x
    x = 280,336,499.71/17,786.49
  6. Step 6: Final answer
    x = 15,761.20

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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.