Home / 49,370.94-74,065.65-19,791.11

Finding the Fourth Proportional to 49,370.94, 74,065.65 and 19,791.11

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Solution

The fourth proportional to 49,370.94, 74,065.65 and 19,791.11 is: 29,690.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,370.94 : 74,065.65 = 19,791.11 : x
  2. Step 2: Convert to fraction form
    49,370.94/74,065.65 = 19,791.11/x
  3. Step 3: Cross multiply
    49,370.94x = 74,065.65 × 19,791.11
  4. Step 4: Simplify right side
    49,370.94x = 1,465,841,426.37
  5. Step 5: Solve for x
    x = 1,465,841,426.37/49,370.94
  6. Step 6: Final answer
    x = 29,690.37

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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.