Home / 28,933.54-43,398.06-11,403.52

Finding the Fourth Proportional to 28,933.54, 43,398.06 and 11,403.52

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Solution

The fourth proportional to 28,933.54, 43,398.06 and 11,403.52 is: 17,104.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,933.54 : 43,398.06 = 11,403.52 : x
  2. Step 2: Convert to fraction form
    28,933.54/43,398.06 = 11,403.52/x
  3. Step 3: Cross multiply
    28,933.54x = 43,398.06 × 11,403.52
  4. Step 4: Simplify right side
    28,933.54x = 494,890,645.17
  5. Step 5: Solve for x
    x = 494,890,645.17/28,933.54
  6. Step 6: Final answer
    x = 17,104.39

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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.