Home / 51,554.25-71,134.07-30,335.85

Finding the Fourth Proportional to 51,554.25, 71,134.07 and 30,335.85

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Solution

The fourth proportional to 51,554.25, 71,134.07 and 30,335.85 is: 41,857.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,554.25 : 71,134.07 = 30,335.85 : x
  2. Step 2: Convert to fraction form
    51,554.25/71,134.07 = 30,335.85/x
  3. Step 3: Cross multiply
    51,554.25x = 71,134.07 × 30,335.85
  4. Step 4: Simplify right side
    51,554.25x = 2,157,912,325.73
  5. Step 5: Solve for x
    x = 2,157,912,325.73/51,554.25
  6. Step 6: Final answer
    x = 41,857.12

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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.