Home / 13,398.94-20,107.62-4,633.86

Finding the Fourth Proportional to 13,398.94, 20,107.62 and 4,633.86

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Solution

The fourth proportional to 13,398.94, 20,107.62 and 4,633.86 is: 6,953.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,398.94 : 20,107.62 = 4,633.86 : x
  2. Step 2: Convert to fraction form
    13,398.94/20,107.62 = 4,633.86/x
  3. Step 3: Cross multiply
    13,398.94x = 20,107.62 × 4,633.86
  4. Step 4: Simplify right side
    13,398.94x = 93,175,896.01
  5. Step 5: Solve for x
    x = 93,175,896.01/13,398.94
  6. Step 6: Final answer
    x = 6,953.98

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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.