Home / 49,842.98-74,813.64-21,782.38

Finding the Fourth Proportional to 49,842.98, 74,813.64 and 21,782.38

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Solution

The fourth proportional to 49,842.98, 74,813.64 and 21,782.38 is: 32,695.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,842.98 : 74,813.64 = 21,782.38 : x
  2. Step 2: Convert to fraction form
    49,842.98/74,813.64 = 21,782.38/x
  3. Step 3: Cross multiply
    49,842.98x = 74,813.64 × 21,782.38
  4. Step 4: Simplify right side
    49,842.98x = 1,629,619,026.75
  5. Step 5: Solve for x
    x = 1,629,619,026.75/49,842.98
  6. Step 6: Final answer
    x = 32,695.06

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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.