Home / 14,684-22,021.68-4,293.28

Finding the Fourth Proportional to 14,684, 22,021.68 and 4,293.28

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Solution

The fourth proportional to 14,684, 22,021.68 and 4,293.28 is: 6,438.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,684 : 22,021.68 = 4,293.28 : x
  2. Step 2: Convert to fraction form
    14,684/22,021.68 = 4,293.28/x
  3. Step 3: Cross multiply
    14,684x = 22,021.68 × 4,293.28
  4. Step 4: Simplify right side
    14,684x = 94,545,238.31
  5. Step 5: Solve for x
    x = 94,545,238.31/14,684
  6. Step 6: Final answer
    x = 6,438.66

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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.