Home / 14,553.11-21,829.64-4,164.86

Finding the Fourth Proportional to 14,553.11, 21,829.64 and 4,164.86

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Solution

The fourth proportional to 14,553.11, 21,829.64 and 4,164.86 is: 6,247.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,553.11 : 21,829.64 = 4,164.86 : x
  2. Step 2: Convert to fraction form
    14,553.11/21,829.64 = 4,164.86/x
  3. Step 3: Cross multiply
    14,553.11x = 21,829.64 × 4,164.86
  4. Step 4: Simplify right side
    14,553.11x = 90,917,264.48
  5. Step 5: Solve for x
    x = 90,917,264.48/14,553.11
  6. Step 6: Final answer
    x = 6,247.28

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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.