Home / 23,425.24-32,327.32-12,815.56

Finding the Fourth Proportional to 23,425.24, 32,327.32 and 12,815.56

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Solution

The fourth proportional to 23,425.24, 32,327.32 and 12,815.56 is: 17,685.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,425.24 : 32,327.32 = 12,815.56 : x
  2. Step 2: Convert to fraction form
    23,425.24/32,327.32 = 12,815.56/x
  3. Step 3: Cross multiply
    23,425.24x = 32,327.32 × 12,815.56
  4. Step 4: Simplify right side
    23,425.24x = 414,292,709.10
  5. Step 5: Solve for x
    x = 414,292,709.10/23,425.24
  6. Step 6: Final answer
    x = 17,685.74

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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.