Home / 28,806.84-43,129.98-14,736.60

Finding the Fourth Proportional to 28,806.84, 43,129.98 and 14,736.60

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Solution

The fourth proportional to 28,806.84, 43,129.98 and 14,736.60 is: 22,063.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,806.84 : 43,129.98 = 14,736.60 : x
  2. Step 2: Convert to fraction form
    28,806.84/43,129.98 = 14,736.60/x
  3. Step 3: Cross multiply
    28,806.84x = 43,129.98 × 14,736.60
  4. Step 4: Simplify right side
    28,806.84x = 635,589,263.27
  5. Step 5: Solve for x
    x = 635,589,263.27/28,806.84
  6. Step 6: Final answer
    x = 22,063.83

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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.