Home / 11,860.15-17,703.38-10,458.94

Finding the Fourth Proportional to 11,860.15, 17,703.38 and 10,458.94

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Solution

The fourth proportional to 11,860.15, 17,703.38 and 10,458.94 is: 15,611.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,860.15 : 17,703.38 = 10,458.94 : x
  2. Step 2: Convert to fraction form
    11,860.15/17,703.38 = 10,458.94/x
  3. Step 3: Cross multiply
    11,860.15x = 17,703.38 × 10,458.94
  4. Step 4: Simplify right side
    11,860.15x = 185,158,589.22
  5. Step 5: Solve for x
    x = 185,158,589.22/11,860.15
  6. Step 6: Final answer
    x = 15,611.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.