Home / 12,369.42-17,069.76-6,704.33

Finding the Fourth Proportional to 12,369.42, 17,069.76 and 6,704.33

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Solution

The fourth proportional to 12,369.42, 17,069.76 and 6,704.33 is: 9,251.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,369.42 : 17,069.76 = 6,704.33 : x
  2. Step 2: Convert to fraction form
    12,369.42/17,069.76 = 6,704.33/x
  3. Step 3: Cross multiply
    12,369.42x = 17,069.76 × 6,704.33
  4. Step 4: Simplify right side
    12,369.42x = 114,441,218.71
  5. Step 5: Solve for x
    x = 114,441,218.71/12,369.42
  6. Step 6: Final answer
    x = 9,251.95

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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.