Home / 39,562.26-54,593.76-21,653.79

Finding the Fourth Proportional to 39,562.26, 54,593.76 and 21,653.79

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Solution

The fourth proportional to 39,562.26, 54,593.76 and 21,653.79 is: 29,881.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,562.26 : 54,593.76 = 21,653.79 : x
  2. Step 2: Convert to fraction form
    39,562.26/54,593.76 = 21,653.79/x
  3. Step 3: Cross multiply
    39,562.26x = 54,593.76 × 21,653.79
  4. Step 4: Simplify right side
    39,562.26x = 1,182,161,814.35
  5. Step 5: Solve for x
    x = 1,182,161,814.35/39,562.26
  6. Step 6: Final answer
    x = 29,881.05

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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.