Home / 19,116.37-28,636.28-14,936.77

Finding the Fourth Proportional to 19,116.37, 28,636.28 and 14,936.77

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Solution

The fourth proportional to 19,116.37, 28,636.28 and 14,936.77 is: 22,375.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,116.37 : 28,636.28 = 14,936.77 : x
  2. Step 2: Convert to fraction form
    19,116.37/28,636.28 = 14,936.77/x
  3. Step 3: Cross multiply
    19,116.37x = 28,636.28 × 14,936.77
  4. Step 4: Simplify right side
    19,116.37x = 427,733,528.02
  5. Step 5: Solve for x
    x = 427,733,528.02/19,116.37
  6. Step 6: Final answer
    x = 22,375.25

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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.