Home / 49,623.01-74,433.30-12,182.79

Finding the Fourth Proportional to 49,623.01, 74,433.30 and 12,182.79

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Solution

The fourth proportional to 49,623.01, 74,433.30 and 12,182.79 is: 18,273.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,623.01 : 74,433.30 = 12,182.79 : x
  2. Step 2: Convert to fraction form
    49,623.01/74,433.30 = 12,182.79/x
  3. Step 3: Cross multiply
    49,623.01x = 74,433.30 × 12,182.79
  4. Step 4: Simplify right side
    49,623.01x = 906,805,262.91
  5. Step 5: Solve for x
    x = 906,805,262.91/49,623.01
  6. Step 6: Final answer
    x = 18,273.89

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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.