Home / 27,643.15-41,420.22-16,544.62

Finding the Fourth Proportional to 27,643.15, 41,420.22 and 16,544.62

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Solution

The fourth proportional to 27,643.15, 41,420.22 and 16,544.62 is: 24,790.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,643.15 : 41,420.22 = 16,544.62 : x
  2. Step 2: Convert to fraction form
    27,643.15/41,420.22 = 16,544.62/x
  3. Step 3: Cross multiply
    27,643.15x = 41,420.22 × 16,544.62
  4. Step 4: Simplify right side
    27,643.15x = 685,281,800.22
  5. Step 5: Solve for x
    x = 685,281,800.22/27,643.15
  6. Step 6: Final answer
    x = 24,790.29

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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.