Home / 13,971.15-20,952.27-4,609.42

Finding the Fourth Proportional to 13,971.15, 20,952.27 and 4,609.42

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Solution

The fourth proportional to 13,971.15, 20,952.27 and 4,609.42 is: 6,912.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,971.15 : 20,952.27 = 4,609.42 : x
  2. Step 2: Convert to fraction form
    13,971.15/20,952.27 = 4,609.42/x
  3. Step 3: Cross multiply
    13,971.15x = 20,952.27 × 4,609.42
  4. Step 4: Simplify right side
    13,971.15x = 96,577,760.00
  5. Step 5: Solve for x
    x = 96,577,760.00/13,971.15
  6. Step 6: Final answer
    x = 6,912.66

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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.