Home / 30,876.30-46,287.41-14,857.83

Finding the Fourth Proportional to 30,876.30, 46,287.41 and 14,857.83

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Solution

The fourth proportional to 30,876.30, 46,287.41 and 14,857.83 is: 22,273.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,876.30 : 46,287.41 = 14,857.83 : x
  2. Step 2: Convert to fraction form
    30,876.30/46,287.41 = 14,857.83/x
  3. Step 3: Cross multiply
    30,876.30x = 46,287.41 × 14,857.83
  4. Step 4: Simplify right side
    30,876.30x = 687,730,394.63
  5. Step 5: Solve for x
    x = 687,730,394.63/30,876.30
  6. Step 6: Final answer
    x = 22,273.73

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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.