Home / 39,563.96-54,596.62-21,658.52

Finding the Fourth Proportional to 39,563.96, 54,596.62 and 21,658.52

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Solution

The fourth proportional to 39,563.96, 54,596.62 and 21,658.52 is: 29,887.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,563.96 : 54,596.62 = 21,658.52 : x
  2. Step 2: Convert to fraction form
    39,563.96/54,596.62 = 21,658.52/x
  3. Step 3: Cross multiply
    39,563.96x = 54,596.62 × 21,658.52
  4. Step 4: Simplify right side
    39,563.96x = 1,182,481,986.20
  5. Step 5: Solve for x
    x = 1,182,481,986.20/39,563.96
  6. Step 6: Final answer
    x = 29,887.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.