Home / 45,176.28-67,767.74-11,896.11

Finding the Fourth Proportional to 45,176.28, 67,767.74 and 11,896.11

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Solution

The fourth proportional to 45,176.28, 67,767.74 and 11,896.11 is: 17,845.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,176.28 : 67,767.74 = 11,896.11 : x
  2. Step 2: Convert to fraction form
    45,176.28/67,767.74 = 11,896.11/x
  3. Step 3: Cross multiply
    45,176.28x = 67,767.74 × 11,896.11
  4. Step 4: Simplify right side
    45,176.28x = 806,172,489.49
  5. Step 5: Solve for x
    x = 806,172,489.49/45,176.28
  6. Step 6: Final answer
    x = 17,845.04

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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.