Home / 18,611.46-25,683.21-10,227.42

Finding the Fourth Proportional to 18,611.46, 25,683.21 and 10,227.42

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Solution

The fourth proportional to 18,611.46, 25,683.21 and 10,227.42 is: 14,113.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,611.46 : 25,683.21 = 10,227.42 : x
  2. Step 2: Convert to fraction form
    18,611.46/25,683.21 = 10,227.42/x
  3. Step 3: Cross multiply
    18,611.46x = 25,683.21 × 10,227.42
  4. Step 4: Simplify right side
    18,611.46x = 262,672,975.62
  5. Step 5: Solve for x
    x = 262,672,975.62/18,611.46
  6. Step 6: Final answer
    x = 14,113.51

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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.