Home / 55,253.42-82,833.28-19,704.04

Finding the Fourth Proportional to 55,253.42, 82,833.28 and 19,704.04

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Solution

The fourth proportional to 55,253.42, 82,833.28 and 19,704.04 is: 29,539.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,253.42 : 82,833.28 = 19,704.04 : x
  2. Step 2: Convert to fraction form
    55,253.42/82,833.28 = 19,704.04/x
  3. Step 3: Cross multiply
    55,253.42x = 82,833.28 × 19,704.04
  4. Step 4: Simplify right side
    55,253.42x = 1,632,150,582.88
  5. Step 5: Solve for x
    x = 1,632,150,582.88/55,253.42
  6. Step 6: Final answer
    x = 29,539.36

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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.