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Finding the Fourth Proportional to 43,336.50, 65,004.76 and 10,504.50

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Solution

The fourth proportional to 43,336.50, 65,004.76 and 10,504.50 is: 15,756.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,336.50 : 65,004.76 = 10,504.50 : x
  2. Step 2: Convert to fraction form
    43,336.50/65,004.76 = 10,504.50/x
  3. Step 3: Cross multiply
    43,336.50x = 65,004.76 × 10,504.50
  4. Step 4: Simplify right side
    43,336.50x = 682,842,501.42
  5. Step 5: Solve for x
    x = 682,842,501.42/43,336.50
  6. Step 6: Final answer
    x = 15,756.75

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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.