Home / 26,942.70-40,411.20-7,223.25

Finding the Fourth Proportional to 26,942.70, 40,411.20 and 7,223.25

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Solution

The fourth proportional to 26,942.70, 40,411.20 and 7,223.25 is: 10,834.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,942.70 : 40,411.20 = 7,223.25 : x
  2. Step 2: Convert to fraction form
    26,942.70/40,411.20 = 7,223.25/x
  3. Step 3: Cross multiply
    26,942.70x = 40,411.20 × 7,223.25
  4. Step 4: Simplify right side
    26,942.70x = 291,900,200.40
  5. Step 5: Solve for x
    x = 291,900,200.40/26,942.70
  6. Step 6: Final answer
    x = 10,834.11

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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.