Home / 56,489.36-84,682.20-19,527.44

Finding the Fourth Proportional to 56,489.36, 84,682.20 and 19,527.44

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Solution

The fourth proportional to 56,489.36, 84,682.20 and 19,527.44 is: 29,273.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,489.36 : 84,682.20 = 19,527.44 : x
  2. Step 2: Convert to fraction form
    56,489.36/84,682.20 = 19,527.44/x
  3. Step 3: Cross multiply
    56,489.36x = 84,682.20 × 19,527.44
  4. Step 4: Simplify right side
    56,489.36x = 1,653,626,579.57
  5. Step 5: Solve for x
    x = 1,653,626,579.57/56,489.36
  6. Step 6: Final answer
    x = 29,273.24

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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.