Home / 21,949.50-32,912.46-6,953.87

Finding the Fourth Proportional to 21,949.50, 32,912.46 and 6,953.87

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Solution

The fourth proportional to 21,949.50, 32,912.46 and 6,953.87 is: 10,427.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,949.50 : 32,912.46 = 6,953.87 : x
  2. Step 2: Convert to fraction form
    21,949.50/32,912.46 = 6,953.87/x
  3. Step 3: Cross multiply
    21,949.50x = 32,912.46 × 6,953.87
  4. Step 4: Simplify right side
    21,949.50x = 228,869,050.50
  5. Step 5: Solve for x
    x = 228,869,050.50/21,949.50
  6. Step 6: Final answer
    x = 10,427.07

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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.