Home / 11,814.74-17,716.26-6,885.62

Finding the Fourth Proportional to 11,814.74, 17,716.26 and 6,885.62

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Solution

The fourth proportional to 11,814.74, 17,716.26 and 6,885.62 is: 10,325.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,814.74 : 17,716.26 = 6,885.62 : x
  2. Step 2: Convert to fraction form
    11,814.74/17,716.26 = 6,885.62/x
  3. Step 3: Cross multiply
    11,814.74x = 17,716.26 × 6,885.62
  4. Step 4: Simplify right side
    11,814.74x = 121,987,434.18
  5. Step 5: Solve for x
    x = 121,987,434.18/11,814.74
  6. Step 6: Final answer
    x = 10,325.02

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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.