Home / 34,298.80-51,451.89-10,919.77

Finding the Fourth Proportional to 34,298.80, 51,451.89 and 10,919.77

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Solution

The fourth proportional to 34,298.80, 51,451.89 and 10,919.77 is: 16,380.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,298.80 : 51,451.89 = 10,919.77 : x
  2. Step 2: Convert to fraction form
    34,298.80/51,451.89 = 10,919.77/x
  3. Step 3: Cross multiply
    34,298.80x = 51,451.89 × 10,919.77
  4. Step 4: Simplify right side
    34,298.80x = 561,842,804.87
  5. Step 5: Solve for x
    x = 561,842,804.87/34,298.80
  6. Step 6: Final answer
    x = 16,380.83

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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.