Home / 19,312.26-28,969.41-6,163.59

Finding the Fourth Proportional to 19,312.26, 28,969.41 and 6,163.59

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Solution

The fourth proportional to 19,312.26, 28,969.41 and 6,163.59 is: 9,245.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,312.26 : 28,969.41 = 6,163.59 : x
  2. Step 2: Convert to fraction form
    19,312.26/28,969.41 = 6,163.59/x
  3. Step 3: Cross multiply
    19,312.26x = 28,969.41 × 6,163.59
  4. Step 4: Simplify right side
    19,312.26x = 178,555,697.53
  5. Step 5: Solve for x
    x = 178,555,697.53/19,312.26
  6. Step 6: Final answer
    x = 9,245.72

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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.