Home / 14,161.26-21,247.70-6,259.60

Finding the Fourth Proportional to 14,161.26, 21,247.70 and 6,259.60

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Solution

The fourth proportional to 14,161.26, 21,247.70 and 6,259.60 is: 9,391.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,161.26 : 21,247.70 = 6,259.60 : x
  2. Step 2: Convert to fraction form
    14,161.26/21,247.70 = 6,259.60/x
  3. Step 3: Cross multiply
    14,161.26x = 21,247.70 × 6,259.60
  4. Step 4: Simplify right side
    14,161.26x = 133,002,102.92
  5. Step 5: Solve for x
    x = 133,002,102.92/14,161.26
  6. Step 6: Final answer
    x = 9,391.97

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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.