Home / 39,992.75-55,190-23,226.83

Finding the Fourth Proportional to 39,992.75, 55,190 and 23,226.83

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Solution

The fourth proportional to 39,992.75, 55,190 and 23,226.83 is: 32,053.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,992.75 : 55,190 = 23,226.83 : x
  2. Step 2: Convert to fraction form
    39,992.75/55,190 = 23,226.83/x
  3. Step 3: Cross multiply
    39,992.75x = 55,190 × 23,226.83
  4. Step 4: Simplify right side
    39,992.75x = 1,281,888,747.70
  5. Step 5: Solve for x
    x = 1,281,888,747.70/39,992.75
  6. Step 6: Final answer
    x = 32,053.03

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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.