Home / 39,770.94-59,653.29-23,120.35

Finding the Fourth Proportional to 39,770.94, 59,653.29 and 23,120.35

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Solution

The fourth proportional to 39,770.94, 59,653.29 and 23,120.35 is: 34,678.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,770.94 : 59,653.29 = 23,120.35 : x
  2. Step 2: Convert to fraction form
    39,770.94/59,653.29 = 23,120.35/x
  3. Step 3: Cross multiply
    39,770.94x = 59,653.29 × 23,120.35
  4. Step 4: Simplify right side
    39,770.94x = 1,379,204,943.45
  5. Step 5: Solve for x
    x = 1,379,204,943.45/39,770.94
  6. Step 6: Final answer
    x = 34,678.71

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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.