Home / 45,394.76-68,091.92-11,660.75

Finding the Fourth Proportional to 45,394.76, 68,091.92 and 11,660.75

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Solution

The fourth proportional to 45,394.76, 68,091.92 and 11,660.75 is: 17,491.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,394.76 : 68,091.92 = 11,660.75 : x
  2. Step 2: Convert to fraction form
    45,394.76/68,091.92 = 11,660.75/x
  3. Step 3: Cross multiply
    45,394.76x = 68,091.92 × 11,660.75
  4. Step 4: Simplify right side
    45,394.76x = 794,002,457.38
  5. Step 5: Solve for x
    x = 794,002,457.38/45,394.76
  6. Step 6: Final answer
    x = 17,491.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.