Home / 51,605.75-71,215.91-30,091.34

Finding the Fourth Proportional to 51,605.75, 71,215.91 and 30,091.34

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Solution

The fourth proportional to 51,605.75, 71,215.91 and 30,091.34 is: 41,526.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,605.75 : 71,215.91 = 30,091.34 : x
  2. Step 2: Convert to fraction form
    51,605.75/71,215.91 = 30,091.34/x
  3. Step 3: Cross multiply
    51,605.75x = 71,215.91 × 30,091.34
  4. Step 4: Simplify right side
    51,605.75x = 2,142,982,414.49
  5. Step 5: Solve for x
    x = 2,142,982,414.49/51,605.75
  6. Step 6: Final answer
    x = 41,526.04

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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.