Home / 40,935.04-61,409.46-12,849.64

Finding the Fourth Proportional to 40,935.04, 61,409.46 and 12,849.64

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Solution

The fourth proportional to 40,935.04, 61,409.46 and 12,849.64 is: 19,276.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,935.04 : 61,409.46 = 12,849.64 : x
  2. Step 2: Convert to fraction form
    40,935.04/61,409.46 = 12,849.64/x
  3. Step 3: Cross multiply
    40,935.04x = 61,409.46 × 12,849.64
  4. Step 4: Simplify right side
    40,935.04x = 789,089,453.59
  5. Step 5: Solve for x
    x = 789,089,453.59/40,935.04
  6. Step 6: Final answer
    x = 19,276.63

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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.