Home / 12,394.19-18,559.60-6,841.37

Finding the Fourth Proportional to 12,394.19, 18,559.60 and 6,841.37

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Solution

The fourth proportional to 12,394.19, 18,559.60 and 6,841.37 is: 10,244.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,394.19 : 18,559.60 = 6,841.37 : x
  2. Step 2: Convert to fraction form
    12,394.19/18,559.60 = 6,841.37/x
  3. Step 3: Cross multiply
    12,394.19x = 18,559.60 × 6,841.37
  4. Step 4: Simplify right side
    12,394.19x = 126,973,119.95
  5. Step 5: Solve for x
    x = 126,973,119.95/12,394.19
  6. Step 6: Final answer
    x = 10,244.57

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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.