Home / 23,396.46-32,285.40-12,783.84

Finding the Fourth Proportional to 23,396.46, 32,285.40 and 12,783.84

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Solution

The fourth proportional to 23,396.46, 32,285.40 and 12,783.84 is: 17,640.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,396.46 : 32,285.40 = 12,783.84 : x
  2. Step 2: Convert to fraction form
    23,396.46/32,285.40 = 12,783.84/x
  3. Step 3: Cross multiply
    23,396.46x = 32,285.40 × 12,783.84
  4. Step 4: Simplify right side
    23,396.46x = 412,731,387.94
  5. Step 5: Solve for x
    x = 412,731,387.94/23,396.46
  6. Step 6: Final answer
    x = 17,640.76

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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.