Home / 35,469.38-48,950.26-20,364.50

Finding the Fourth Proportional to 35,469.38, 48,950.26 and 20,364.50

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Solution

The fourth proportional to 35,469.38, 48,950.26 and 20,364.50 is: 28,104.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,469.38 : 48,950.26 = 20,364.50 : x
  2. Step 2: Convert to fraction form
    35,469.38/48,950.26 = 20,364.50/x
  3. Step 3: Cross multiply
    35,469.38x = 48,950.26 × 20,364.50
  4. Step 4: Simplify right side
    35,469.38x = 996,847,569.77
  5. Step 5: Solve for x
    x = 996,847,569.77/35,469.38
  6. Step 6: Final answer
    x = 28,104.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.