Home / 32,930.80-49,396.28-18,982.00

Finding the Fourth Proportional to 32,930.80, 49,396.28 and 18,982.00

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Solution

The fourth proportional to 32,930.80, 49,396.28 and 18,982.00 is: 28,473.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,930.80 : 49,396.28 = 18,982.00 : x
  2. Step 2: Convert to fraction form
    32,930.80/49,396.28 = 18,982.00/x
  3. Step 3: Cross multiply
    32,930.80x = 49,396.28 × 18,982.00
  4. Step 4: Simplify right side
    32,930.80x = 937,639,982.72
  5. Step 5: Solve for x
    x = 937,639,982.72/32,930.80
  6. Step 6: Final answer
    x = 28,473.04

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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.