Home / 14,148.24-21,222.12-4,914

Finding the Fourth Proportional to 14,148.24, 21,222.12 and 4,914

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Solution

The fourth proportional to 14,148.24, 21,222.12 and 4,914 is: 7,370.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,148.24 : 21,222.12 = 4,914 : x
  2. Step 2: Convert to fraction form
    14,148.24/21,222.12 = 4,914/x
  3. Step 3: Cross multiply
    14,148.24x = 21,222.12 × 4,914
  4. Step 4: Simplify right side
    14,148.24x = 104,285,497.68
  5. Step 5: Solve for x
    x = 104,285,497.68/14,148.24
  6. Step 6: Final answer
    x = 7,370.92

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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.