Home / 27,929.60-41,906.55-14,078.60

Finding the Fourth Proportional to 27,929.60, 41,906.55 and 14,078.60

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Solution

The fourth proportional to 27,929.60, 41,906.55 and 14,078.60 is: 21,124.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,929.60 : 41,906.55 = 14,078.60 : x
  2. Step 2: Convert to fraction form
    27,929.60/41,906.55 = 14,078.60/x
  3. Step 3: Cross multiply
    27,929.60x = 41,906.55 × 14,078.60
  4. Step 4: Simplify right side
    27,929.60x = 589,985,554.83
  5. Step 5: Solve for x
    x = 589,985,554.83/27,929.60
  6. Step 6: Final answer
    x = 21,124.02

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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.