Home / 14,554.83-21,825.33-6,655

Finding the Fourth Proportional to 14,554.83, 21,825.33 and 6,655

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Solution

The fourth proportional to 14,554.83, 21,825.33 and 6,655 is: 9,979.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,554.83 : 21,825.33 = 6,655 : x
  2. Step 2: Convert to fraction form
    14,554.83/21,825.33 = 6,655/x
  3. Step 3: Cross multiply
    14,554.83x = 21,825.33 × 6,655
  4. Step 4: Simplify right side
    14,554.83x = 145,247,571.15
  5. Step 5: Solve for x
    x = 145,247,571.15/14,554.83
  6. Step 6: Final answer
    x = 9,979.34

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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.