Home / 39,834.09-59,787.99-20,126.43

Finding the Fourth Proportional to 39,834.09, 59,787.99 and 20,126.43

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Solution

The fourth proportional to 39,834.09, 59,787.99 and 20,126.43 is: 30,208.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,834.09 : 59,787.99 = 20,126.43 : x
  2. Step 2: Convert to fraction form
    39,834.09/59,787.99 = 20,126.43/x
  3. Step 3: Cross multiply
    39,834.09x = 59,787.99 × 20,126.43
  4. Step 4: Simplify right side
    39,834.09x = 1,203,318,795.58
  5. Step 5: Solve for x
    x = 1,203,318,795.58/39,834.09
  6. Step 6: Final answer
    x = 30,208.27

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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.