Home / 39,849.37-54,992.52-21,944.93

Finding the Fourth Proportional to 39,849.37, 54,992.52 and 21,944.93

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Solution

The fourth proportional to 39,849.37, 54,992.52 and 21,944.93 is: 30,284.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,849.37 : 54,992.52 = 21,944.93 : x
  2. Step 2: Convert to fraction form
    39,849.37/54,992.52 = 21,944.93/x
  3. Step 3: Cross multiply
    39,849.37x = 54,992.52 × 21,944.93
  4. Step 4: Simplify right side
    39,849.37x = 1,206,806,726.96
  5. Step 5: Solve for x
    x = 1,206,806,726.96/39,849.37
  6. Step 6: Final answer
    x = 30,284.21

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1.5x scale

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.