Home / 30,828.80-46,020.18-27,092.21

Finding the Fourth Proportional to 30,828.80, 46,020.18 and 27,092.21

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Solution

The fourth proportional to 30,828.80, 46,020.18 and 27,092.21 is: 40,442.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,828.80 : 46,020.18 = 27,092.21 : x
  2. Step 2: Convert to fraction form
    30,828.80/46,020.18 = 27,092.21/x
  3. Step 3: Cross multiply
    30,828.80x = 46,020.18 × 27,092.21
  4. Step 4: Simplify right side
    30,828.80x = 1,246,788,252.29
  5. Step 5: Solve for x
    x = 1,246,788,252.29/30,828.80
  6. Step 6: Final answer
    x = 40,442.32

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.