Home / 13,099.85-19,651.84-4,336.82

Finding the Fourth Proportional to 13,099.85, 19,651.84 and 4,336.82

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Solution

The fourth proportional to 13,099.85, 19,651.84 and 4,336.82 is: 6,505.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,099.85 : 19,651.84 = 4,336.82 : x
  2. Step 2: Convert to fraction form
    13,099.85/19,651.84 = 4,336.82/x
  3. Step 3: Cross multiply
    13,099.85x = 19,651.84 × 4,336.82
  4. Step 4: Simplify right side
    13,099.85x = 85,226,414.27
  5. Step 5: Solve for x
    x = 85,226,414.27/13,099.85
  6. Step 6: Final answer
    x = 6,505.91

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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.