Home / 11,824.07-17,682.84-10,515.51

Finding the Fourth Proportional to 11,824.07, 17,682.84 and 10,515.51

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Solution

The fourth proportional to 11,824.07, 17,682.84 and 10,515.51 is: 15,725.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,824.07 : 17,682.84 = 10,515.51 : x
  2. Step 2: Convert to fraction form
    11,824.07/17,682.84 = 10,515.51/x
  3. Step 3: Cross multiply
    11,824.07x = 17,682.84 × 10,515.51
  4. Step 4: Simplify right side
    11,824.07x = 185,944,080.85
  5. Step 5: Solve for x
    x = 185,944,080.85/11,824.07
  6. Step 6: Final answer
    x = 15,725.90

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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.