Home / 49,458.75-74,185.04-21,359.11

Finding the Fourth Proportional to 49,458.75, 74,185.04 and 21,359.11

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Solution

The fourth proportional to 49,458.75, 74,185.04 and 21,359.11 is: 32,037.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,458.75 : 74,185.04 = 21,359.11 : x
  2. Step 2: Convert to fraction form
    49,458.75/74,185.04 = 21,359.11/x
  3. Step 3: Cross multiply
    49,458.75x = 74,185.04 × 21,359.11
  4. Step 4: Simplify right side
    49,458.75x = 1,584,526,058.79
  5. Step 5: Solve for x
    x = 1,584,526,058.79/49,458.75
  6. Step 6: Final answer
    x = 32,037.33

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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.