Home / 27,688.86-41,513.16-11,043.90

Finding the Fourth Proportional to 27,688.86, 41,513.16 and 11,043.90

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Solution

The fourth proportional to 27,688.86, 41,513.16 and 11,043.90 is: 16,557.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,688.86 : 41,513.16 = 11,043.90 : x
  2. Step 2: Convert to fraction form
    27,688.86/41,513.16 = 11,043.90/x
  3. Step 3: Cross multiply
    27,688.86x = 41,513.16 × 11,043.90
  4. Step 4: Simplify right side
    27,688.86x = 458,467,187.72
  5. Step 5: Solve for x
    x = 458,467,187.72/27,688.86
  6. Step 6: Final answer
    x = 16,557.82

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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.