Home / 32,940.30-49,410.45-18,141.60

Finding the Fourth Proportional to 32,940.30, 49,410.45 and 18,141.60

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Solution

The fourth proportional to 32,940.30, 49,410.45 and 18,141.60 is: 27,212.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,940.30 : 49,410.45 = 18,141.60 : x
  2. Step 2: Convert to fraction form
    32,940.30/49,410.45 = 18,141.60/x
  3. Step 3: Cross multiply
    32,940.30x = 49,410.45 × 18,141.60
  4. Step 4: Simplify right side
    32,940.30x = 896,384,619.72
  5. Step 5: Solve for x
    x = 896,384,619.72/32,940.30
  6. Step 6: Final answer
    x = 27,212.40

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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.