Home / 14,256.22-21,384.34-3,867.97

Finding the Fourth Proportional to 14,256.22, 21,384.34 and 3,867.97

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Solution

The fourth proportional to 14,256.22, 21,384.34 and 3,867.97 is: 5,801.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,256.22 : 21,384.34 = 3,867.97 : x
  2. Step 2: Convert to fraction form
    14,256.22/21,384.34 = 3,867.97/x
  3. Step 3: Cross multiply
    14,256.22x = 21,384.34 × 3,867.97
  4. Step 4: Simplify right side
    14,256.22x = 82,713,985.59
  5. Step 5: Solve for x
    x = 82,713,985.59/14,256.22
  6. Step 6: Final answer
    x = 5,801.96

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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.