Home / 14,189.22-21,283.03-4,327.72

Finding the Fourth Proportional to 14,189.22, 21,283.03 and 4,327.72

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Solution

The fourth proportional to 14,189.22, 21,283.03 and 4,327.72 is: 6,491.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,189.22 : 21,283.03 = 4,327.72 : x
  2. Step 2: Convert to fraction form
    14,189.22/21,283.03 = 4,327.72/x
  3. Step 3: Cross multiply
    14,189.22x = 21,283.03 × 4,327.72
  4. Step 4: Simplify right side
    14,189.22x = 92,106,930.56
  5. Step 5: Solve for x
    x = 92,106,930.56/14,189.22
  6. Step 6: Final answer
    x = 6,491.33

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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.