Home / 53,080.38-79,633.94-19,801.53

Finding the Fourth Proportional to 53,080.38, 79,633.94 and 19,801.53

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Solution

The fourth proportional to 53,080.38, 79,633.94 and 19,801.53 is: 29,707.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,080.38 : 79,633.94 = 19,801.53 : x
  2. Step 2: Convert to fraction form
    53,080.38/79,633.94 = 19,801.53/x
  3. Step 3: Cross multiply
    53,080.38x = 79,633.94 × 19,801.53
  4. Step 4: Simplify right side
    53,080.38x = 1,576,873,752.92
  5. Step 5: Solve for x
    x = 1,576,873,752.92/53,080.38
  6. Step 6: Final answer
    x = 29,707.28

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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.