Home / 14,713.56-20,304.60-8,425.92

Finding the Fourth Proportional to 14,713.56, 20,304.60 and 8,425.92

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Solution

The fourth proportional to 14,713.56, 20,304.60 and 8,425.92 is: 11,627.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,713.56 : 20,304.60 = 8,425.92 : x
  2. Step 2: Convert to fraction form
    14,713.56/20,304.60 = 8,425.92/x
  3. Step 3: Cross multiply
    14,713.56x = 20,304.60 × 8,425.92
  4. Step 4: Simplify right side
    14,713.56x = 171,084,935.23
  5. Step 5: Solve for x
    x = 171,084,935.23/14,713.56
  6. Step 6: Final answer
    x = 11,627.71

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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.