Home / 49,354.24-74,018.88-19,759.36

Finding the Fourth Proportional to 49,354.24, 74,018.88 and 19,759.36

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Solution

The fourth proportional to 49,354.24, 74,018.88 and 19,759.36 is: 29,634.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,354.24 : 74,018.88 = 19,759.36 : x
  2. Step 2: Convert to fraction form
    49,354.24/74,018.88 = 19,759.36/x
  3. Step 3: Cross multiply
    49,354.24x = 74,018.88 × 19,759.36
  4. Step 4: Simplify right side
    49,354.24x = 1,462,565,696.72
  5. Step 5: Solve for x
    x = 1,462,565,696.72/49,354.24
  6. Step 6: Final answer
    x = 29,634.04

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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.