Home / 14,109.06-21,163.58-4,248.33

Finding the Fourth Proportional to 14,109.06, 21,163.58 and 4,248.33

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Solution

The fourth proportional to 14,109.06, 21,163.58 and 4,248.33 is: 6,372.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,109.06 : 21,163.58 = 4,248.33 : x
  2. Step 2: Convert to fraction form
    14,109.06/21,163.58 = 4,248.33/x
  3. Step 3: Cross multiply
    14,109.06x = 21,163.58 × 4,248.33
  4. Step 4: Simplify right side
    14,109.06x = 89,909,787.15
  5. Step 5: Solve for x
    x = 89,909,787.15/14,109.06
  6. Step 6: Final answer
    x = 6,372.48

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1.5x scale

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.