Home / 35,808.10-53,727.33-19,163.81

Finding the Fourth Proportional to 35,808.10, 53,727.33 and 19,163.81

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Solution

The fourth proportional to 35,808.10, 53,727.33 and 19,163.81 is: 28,753.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,808.10 : 53,727.33 = 19,163.81 : x
  2. Step 2: Convert to fraction form
    35,808.10/53,727.33 = 19,163.81/x
  3. Step 3: Cross multiply
    35,808.10x = 53,727.33 × 19,163.81
  4. Step 4: Simplify right side
    35,808.10x = 1,029,620,550.11
  5. Step 5: Solve for x
    x = 1,029,620,550.11/35,808.10
  6. Step 6: Final answer
    x = 28,753.85

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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.