Home / 32,982.54-49,485.69-20,484.78

Finding the Fourth Proportional to 32,982.54, 49,485.69 and 20,484.78

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Solution

The fourth proportional to 32,982.54, 49,485.69 and 20,484.78 is: 30,734.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,982.54 : 49,485.69 = 20,484.78 : x
  2. Step 2: Convert to fraction form
    32,982.54/49,485.69 = 20,484.78/x
  3. Step 3: Cross multiply
    32,982.54x = 49,485.69 × 20,484.78
  4. Step 4: Simplify right side
    32,982.54x = 1,013,703,472.80
  5. Step 5: Solve for x
    x = 1,013,703,472.80/32,982.54
  6. Step 6: Final answer
    x = 30,734.55

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1.5x scale

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.