Home / 12,633.56-17,434.44-6,968.55

Finding the Fourth Proportional to 12,633.56, 17,434.44 and 6,968.55

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Solution

The fourth proportional to 12,633.56, 17,434.44 and 6,968.55 is: 9,616.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,633.56 : 17,434.44 = 6,968.55 : x
  2. Step 2: Convert to fraction form
    12,633.56/17,434.44 = 6,968.55/x
  3. Step 3: Cross multiply
    12,633.56x = 17,434.44 × 6,968.55
  4. Step 4: Simplify right side
    12,633.56x = 121,492,766.86
  5. Step 5: Solve for x
    x = 121,492,766.86/12,633.56
  6. Step 6: Final answer
    x = 9,616.67

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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.