Home / 30,994.92-46,481.61-13,224.86

Finding the Fourth Proportional to 30,994.92, 46,481.61 and 13,224.86

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Solution

The fourth proportional to 30,994.92, 46,481.61 and 13,224.86 is: 19,832.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,994.92 : 46,481.61 = 13,224.86 : x
  2. Step 2: Convert to fraction form
    30,994.92/46,481.61 = 13,224.86/x
  3. Step 3: Cross multiply
    30,994.92x = 46,481.61 × 13,224.86
  4. Step 4: Simplify right side
    30,994.92x = 614,712,655.16
  5. Step 5: Solve for x
    x = 614,712,655.16/30,994.92
  6. Step 6: Final answer
    x = 19,832.69

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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.