Home / 14,505.44-21,725.12-8,649.96

Finding the Fourth Proportional to 14,505.44, 21,725.12 and 8,649.96

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Solution

The fourth proportional to 14,505.44, 21,725.12 and 8,649.96 is: 12,955.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,505.44 : 21,725.12 = 8,649.96 : x
  2. Step 2: Convert to fraction form
    14,505.44/21,725.12 = 8,649.96/x
  3. Step 3: Cross multiply
    14,505.44x = 21,725.12 × 8,649.96
  4. Step 4: Simplify right side
    14,505.44x = 187,921,419.00
  5. Step 5: Solve for x
    x = 187,921,419.00/14,505.44
  6. Step 6: Final answer
    x = 12,955.24

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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.