Home / 14,150.46-21,206.54-5,380.59

Finding the Fourth Proportional to 14,150.46, 21,206.54 and 5,380.59

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Solution

The fourth proportional to 14,150.46, 21,206.54 and 5,380.59 is: 8,063.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,150.46 : 21,206.54 = 5,380.59 : x
  2. Step 2: Convert to fraction form
    14,150.46/21,206.54 = 5,380.59/x
  3. Step 3: Cross multiply
    14,150.46x = 21,206.54 × 5,380.59
  4. Step 4: Simplify right side
    14,150.46x = 114,103,564.12
  5. Step 5: Solve for x
    x = 114,103,564.12/14,150.46
  6. Step 6: Final answer
    x = 8,063.60

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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.