Home / 33,890.08-50,812.42-13,089.28

Finding the Fourth Proportional to 33,890.08, 50,812.42 and 13,089.28

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Solution

The fourth proportional to 33,890.08, 50,812.42 and 13,089.28 is: 19,625.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,890.08 : 50,812.42 = 13,089.28 : x
  2. Step 2: Convert to fraction form
    33,890.08/50,812.42 = 13,089.28/x
  3. Step 3: Cross multiply
    33,890.08x = 50,812.42 × 13,089.28
  4. Step 4: Simplify right side
    33,890.08x = 665,097,992.86
  5. Step 5: Solve for x
    x = 665,097,992.86/33,890.08
  6. Step 6: Final answer
    x = 19,625.15

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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.