Home / 15,025.96-20,743.50-11,661.04

Finding the Fourth Proportional to 15,025.96, 20,743.50 and 11,661.04

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Solution

The fourth proportional to 15,025.96, 20,743.50 and 11,661.04 is: 16,098.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,025.96 : 20,743.50 = 11,661.04 : x
  2. Step 2: Convert to fraction form
    15,025.96/20,743.50 = 11,661.04/x
  3. Step 3: Cross multiply
    15,025.96x = 20,743.50 × 11,661.04
  4. Step 4: Simplify right side
    15,025.96x = 241,890,783.24
  5. Step 5: Solve for x
    x = 241,890,783.24/15,025.96
  6. Step 6: Final answer
    x = 16,098.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.