Home / 13,725.33-20,596.46-5,403.93

Finding the Fourth Proportional to 13,725.33, 20,596.46 and 5,403.93

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Solution

The fourth proportional to 13,725.33, 20,596.46 and 5,403.93 is: 8,109.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,725.33 : 20,596.46 = 5,403.93 : x
  2. Step 2: Convert to fraction form
    13,725.33/20,596.46 = 5,403.93/x
  3. Step 3: Cross multiply
    13,725.33x = 20,596.46 × 5,403.93
  4. Step 4: Simplify right side
    13,725.33x = 111,301,801.07
  5. Step 5: Solve for x
    x = 111,301,801.07/13,725.33
  6. Step 6: Final answer
    x = 8,109.23

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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.