Home / 13,379.04-20,072.07-4,614.57

Finding the Fourth Proportional to 13,379.04, 20,072.07 and 4,614.57

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Solution

The fourth proportional to 13,379.04, 20,072.07 and 4,614.57 is: 6,923.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,379.04 : 20,072.07 = 4,614.57 : x
  2. Step 2: Convert to fraction form
    13,379.04/20,072.07 = 4,614.57/x
  3. Step 3: Cross multiply
    13,379.04x = 20,072.07 × 4,614.57
  4. Step 4: Simplify right side
    13,379.04x = 92,623,972.06
  5. Step 5: Solve for x
    x = 92,623,972.06/13,379.04
  6. Step 6: Final answer
    x = 6,923.07

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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.