Home / 14,373.72-21,567.69-6,481.71

Finding the Fourth Proportional to 14,373.72, 21,567.69 and 6,481.71

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Solution

The fourth proportional to 14,373.72, 21,567.69 and 6,481.71 is: 9,725.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,373.72 : 21,567.69 = 6,481.71 : x
  2. Step 2: Convert to fraction form
    14,373.72/21,567.69 = 6,481.71/x
  3. Step 3: Cross multiply
    14,373.72x = 21,567.69 × 6,481.71
  4. Step 4: Simplify right side
    14,373.72x = 139,795,511.95
  5. Step 5: Solve for x
    x = 139,795,511.95/14,373.72
  6. Step 6: Final answer
    x = 9,725.77

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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.