Home / 43,168.94-64,757.07-12,004.19

Finding the Fourth Proportional to 43,168.94, 64,757.07 and 12,004.19

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Solution

The fourth proportional to 43,168.94, 64,757.07 and 12,004.19 is: 18,007.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,168.94 : 64,757.07 = 12,004.19 : x
  2. Step 2: Convert to fraction form
    43,168.94/64,757.07 = 12,004.19/x
  3. Step 3: Cross multiply
    43,168.94x = 64,757.07 × 12,004.19
  4. Step 4: Simplify right side
    43,168.94x = 777,356,172.12
  5. Step 5: Solve for x
    x = 777,356,172.12/43,168.94
  6. Step 6: Final answer
    x = 18,007.30

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1.5x scale

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.