Home / 18,672.85-25,766.94-10,606.42

Finding the Fourth Proportional to 18,672.85, 25,766.94 and 10,606.42

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Solution

The fourth proportional to 18,672.85, 25,766.94 and 10,606.42 is: 14,635.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,672.85 : 25,766.94 = 10,606.42 : x
  2. Step 2: Convert to fraction form
    18,672.85/25,766.94 = 10,606.42/x
  3. Step 3: Cross multiply
    18,672.85x = 25,766.94 × 10,606.42
  4. Step 4: Simplify right side
    18,672.85x = 273,294,987.75
  5. Step 5: Solve for x
    x = 273,294,987.75/18,672.85
  6. Step 6: Final answer
    x = 14,635.95

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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.