Home / 14,247.70-19,662.57-8,584.22

Finding the Fourth Proportional to 14,247.70, 19,662.57 and 8,584.22

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Solution

The fourth proportional to 14,247.70, 19,662.57 and 8,584.22 is: 11,846.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,247.70 : 19,662.57 = 8,584.22 : x
  2. Step 2: Convert to fraction form
    14,247.70/19,662.57 = 8,584.22/x
  3. Step 3: Cross multiply
    14,247.70x = 19,662.57 × 8,584.22
  4. Step 4: Simplify right side
    14,247.70x = 168,787,875.80
  5. Step 5: Solve for x
    x = 168,787,875.80/14,247.70
  6. Step 6: Final answer
    x = 11,846.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.