Home / 39,849.27-54,992.36-21,944.35

Finding the Fourth Proportional to 39,849.27, 54,992.36 and 21,944.35

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Solution

The fourth proportional to 39,849.27, 54,992.36 and 21,944.35 is: 30,283.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,849.27 : 54,992.36 = 21,944.35 : x
  2. Step 2: Convert to fraction form
    39,849.27/54,992.36 = 21,944.35/x
  3. Step 3: Cross multiply
    39,849.27x = 54,992.36 × 21,944.35
  4. Step 4: Simplify right side
    39,849.27x = 1,206,771,595.17
  5. Step 5: Solve for x
    x = 1,206,771,595.17/39,849.27
  6. Step 6: Final answer
    x = 30,283.41

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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.