Home / 10,845.32-14,962.39-8,019.50

Finding the Fourth Proportional to 10,845.32, 14,962.39 and 8,019.50

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Solution

The fourth proportional to 10,845.32, 14,962.39 and 8,019.50 is: 11,063.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,845.32 : 14,962.39 = 8,019.50 : x
  2. Step 2: Convert to fraction form
    10,845.32/14,962.39 = 8,019.50/x
  3. Step 3: Cross multiply
    10,845.32x = 14,962.39 × 8,019.50
  4. Step 4: Simplify right side
    10,845.32x = 119,990,791.74
  5. Step 5: Solve for x
    x = 119,990,791.74/10,845.32
  6. Step 6: Final answer
    x = 11,063.84

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.