Home / 35,717.21-49,289.94-20,610.51

Finding the Fourth Proportional to 35,717.21, 49,289.94 and 20,610.51

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Solution

The fourth proportional to 35,717.21, 49,289.94 and 20,610.51 is: 28,442.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,717.21 : 49,289.94 = 20,610.51 : x
  2. Step 2: Convert to fraction form
    35,717.21/49,289.94 = 20,610.51/x
  3. Step 3: Cross multiply
    35,717.21x = 49,289.94 × 20,610.51
  4. Step 4: Simplify right side
    35,717.21x = 1,015,890,801.27
  5. Step 5: Solve for x
    x = 1,015,890,801.27/35,717.21
  6. Step 6: Final answer
    x = 28,442.61

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1.5x scale

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.