Home / 14,379.03-21,568.56-4,519.17

Finding the Fourth Proportional to 14,379.03, 21,568.56 and 4,519.17

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Solution

The fourth proportional to 14,379.03, 21,568.56 and 4,519.17 is: 6,778.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,379.03 : 21,568.56 = 4,519.17 : x
  2. Step 2: Convert to fraction form
    14,379.03/21,568.56 = 4,519.17/x
  3. Step 3: Cross multiply
    14,379.03x = 21,568.56 × 4,519.17
  4. Step 4: Simplify right side
    14,379.03x = 97,471,989.30
  5. Step 5: Solve for x
    x = 97,471,989.30/14,379.03
  6. Step 6: Final answer
    x = 6,778.76

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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.