Home / 30,233.75-41,711.51-18,292.73

Finding the Fourth Proportional to 30,233.75, 41,711.51 and 18,292.73

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Solution

The fourth proportional to 30,233.75, 41,711.51 and 18,292.73 is: 25,237.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,233.75 : 41,711.51 = 18,292.73 : x
  2. Step 2: Convert to fraction form
    30,233.75/41,711.51 = 18,292.73/x
  3. Step 3: Cross multiply
    30,233.75x = 41,711.51 × 18,292.73
  4. Step 4: Simplify right side
    30,233.75x = 763,017,227.50
  5. Step 5: Solve for x
    x = 763,017,227.50/30,233.75
  6. Step 6: Final answer
    x = 25,237.27

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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.