Home / 13,842.28-20,766.41-4,483.23

Finding the Fourth Proportional to 13,842.28, 20,766.41 and 4,483.23

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Solution

The fourth proportional to 13,842.28, 20,766.41 and 4,483.23 is: 6,725.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,842.28 : 20,766.41 = 4,483.23 : x
  2. Step 2: Convert to fraction form
    13,842.28/20,766.41 = 4,483.23/x
  3. Step 3: Cross multiply
    13,842.28x = 20,766.41 × 4,483.23
  4. Step 4: Simplify right side
    13,842.28x = 93,100,569.89
  5. Step 5: Solve for x
    x = 93,100,569.89/13,842.28
  6. Step 6: Final answer
    x = 6,725.81

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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.