Home / 23,425.45-32,327.03-12,815.06

Finding the Fourth Proportional to 23,425.45, 32,327.03 and 12,815.06

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Solution

The fourth proportional to 23,425.45, 32,327.03 and 12,815.06 is: 17,684.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,425.45 : 32,327.03 = 12,815.06 : x
  2. Step 2: Convert to fraction form
    23,425.45/32,327.03 = 12,815.06/x
  3. Step 3: Cross multiply
    23,425.45x = 32,327.03 × 12,815.06
  4. Step 4: Simplify right side
    23,425.45x = 414,272,667.44
  5. Step 5: Solve for x
    x = 414,272,667.44/23,425.45
  6. Step 6: Final answer
    x = 17,684.73

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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.