Home / 11,611.05-17,458.62-10,697.64

Finding the Fourth Proportional to 11,611.05, 17,458.62 and 10,697.64

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Solution

The fourth proportional to 11,611.05, 17,458.62 and 10,697.64 is: 16,085.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,611.05 : 17,458.62 = 10,697.64 : x
  2. Step 2: Convert to fraction form
    11,611.05/17,458.62 = 10,697.64/x
  3. Step 3: Cross multiply
    11,611.05x = 17,458.62 × 10,697.64
  4. Step 4: Simplify right side
    11,611.05x = 186,766,031.66
  5. Step 5: Solve for x
    x = 186,766,031.66/11,611.05
  6. Step 6: Final answer
    x = 16,085.20

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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.