Home / 31,296.63-46,882.41-18,809.91

Finding the Fourth Proportional to 31,296.63, 46,882.41 and 18,809.91

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Solution

The fourth proportional to 31,296.63, 46,882.41 and 18,809.91 is: 28,177.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,296.63 : 46,882.41 = 18,809.91 : x
  2. Step 2: Convert to fraction form
    31,296.63/46,882.41 = 18,809.91/x
  3. Step 3: Cross multiply
    31,296.63x = 46,882.41 × 18,809.91
  4. Step 4: Simplify right side
    31,296.63x = 881,853,912.68
  5. Step 5: Solve for x
    x = 881,853,912.68/31,296.63
  6. Step 6: Final answer
    x = 28,177.28

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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.