Home / 14,110.70-21,167.45-3,722.45

Finding the Fourth Proportional to 14,110.70, 21,167.45 and 3,722.45

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Solution

The fourth proportional to 14,110.70, 21,167.45 and 3,722.45 is: 5,584.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,110.70 : 21,167.45 = 3,722.45 : x
  2. Step 2: Convert to fraction form
    14,110.70/21,167.45 = 3,722.45/x
  3. Step 3: Cross multiply
    14,110.70x = 21,167.45 × 3,722.45
  4. Step 4: Simplify right side
    14,110.70x = 78,794,649.80
  5. Step 5: Solve for x
    x = 78,794,649.80/14,110.70
  6. Step 6: Final answer
    x = 5,584.04

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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.