Home / 30,664.35-46,007.87-13,147.83

Finding the Fourth Proportional to 30,664.35, 46,007.87 and 13,147.83

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Solution

The fourth proportional to 30,664.35, 46,007.87 and 13,147.83 is: 19,726.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,664.35 : 46,007.87 = 13,147.83 : x
  2. Step 2: Convert to fraction form
    30,664.35/46,007.87 = 13,147.83/x
  3. Step 3: Cross multiply
    30,664.35x = 46,007.87 × 13,147.83
  4. Step 4: Simplify right side
    30,664.35x = 604,903,587.68
  5. Step 5: Solve for x
    x = 604,903,587.68/30,664.35
  6. Step 6: Final answer
    x = 19,726.61

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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.