Home / 29,035.94-43,570.31-12,394.42

Finding the Fourth Proportional to 29,035.94, 43,570.31 and 12,394.42

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Solution

The fourth proportional to 29,035.94, 43,570.31 and 12,394.42 is: 18,598.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,035.94 : 43,570.31 = 12,394.42 : x
  2. Step 2: Convert to fraction form
    29,035.94/43,570.31 = 12,394.42/x
  3. Step 3: Cross multiply
    29,035.94x = 43,570.31 × 12,394.42
  4. Step 4: Simplify right side
    29,035.94x = 540,028,550.77
  5. Step 5: Solve for x
    x = 540,028,550.77/29,035.94
  6. Step 6: Final answer
    x = 18,598.63

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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.