Home / 49,722.80-74,584.10-14,687.06

Finding the Fourth Proportional to 49,722.80, 74,584.10 and 14,687.06

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Solution

The fourth proportional to 49,722.80, 74,584.10 and 14,687.06 is: 22,030.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,722.80 : 74,584.10 = 14,687.06 : x
  2. Step 2: Convert to fraction form
    49,722.80/74,584.10 = 14,687.06/x
  3. Step 3: Cross multiply
    49,722.80x = 74,584.10 × 14,687.06
  4. Step 4: Simplify right side
    49,722.80x = 1,095,420,815.54
  5. Step 5: Solve for x
    x = 1,095,420,815.54/49,722.80
  6. Step 6: Final answer
    x = 22,030.56

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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.