Home / 28,508.54-39,355.83-17,904.02

Finding the Fourth Proportional to 28,508.54, 39,355.83 and 17,904.02

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Solution

The fourth proportional to 28,508.54, 39,355.83 and 17,904.02 is: 24,716.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,508.54 : 39,355.83 = 17,904.02 : x
  2. Step 2: Convert to fraction form
    28,508.54/39,355.83 = 17,904.02/x
  3. Step 3: Cross multiply
    28,508.54x = 39,355.83 × 17,904.02
  4. Step 4: Simplify right side
    28,508.54x = 704,627,370.66
  5. Step 5: Solve for x
    x = 704,627,370.66/28,508.54
  6. Step 6: Final answer
    x = 24,716.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.