Home / 28,936.86-43,406.98-11,167.62

Finding the Fourth Proportional to 28,936.86, 43,406.98 and 11,167.62

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Solution

The fourth proportional to 28,936.86, 43,406.98 and 11,167.62 is: 16,752.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,936.86 : 43,406.98 = 11,167.62 : x
  2. Step 2: Convert to fraction form
    28,936.86/43,406.98 = 11,167.62/x
  3. Step 3: Cross multiply
    28,936.86x = 43,406.98 × 11,167.62
  4. Step 4: Simplify right side
    28,936.86x = 484,752,657.99
  5. Step 5: Solve for x
    x = 484,752,657.99/28,936.86
  6. Step 6: Final answer
    x = 16,752.08

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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.