Home / 82,956.44-124,435.12-20,626.92

Finding the Fourth Proportional to 82,956.44, 124,435.12 and 20,626.92

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Solution

The fourth proportional to 82,956.44, 124,435.12 and 20,626.92 is: 30,940.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,956.44 : 124,435.12 = 20,626.92 : x
  2. Step 2: Convert to fraction form
    82,956.44/124,435.12 = 20,626.92/x
  3. Step 3: Cross multiply
    82,956.44x = 124,435.12 × 20,626.92
  4. Step 4: Simplify right side
    82,956.44x = 2,566,713,265.43
  5. Step 5: Solve for x
    x = 2,566,713,265.43/82,956.44
  6. Step 6: Final answer
    x = 30,940.49

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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.