Home / 30,753.59-46,131.60-8,568.91

Finding the Fourth Proportional to 30,753.59, 46,131.60 and 8,568.91

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Solution

The fourth proportional to 30,753.59, 46,131.60 and 8,568.91 is: 12,853.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,753.59 : 46,131.60 = 8,568.91 : x
  2. Step 2: Convert to fraction form
    30,753.59/46,131.60 = 8,568.91/x
  3. Step 3: Cross multiply
    30,753.59x = 46,131.60 × 8,568.91
  4. Step 4: Simplify right side
    30,753.59x = 395,297,528.56
  5. Step 5: Solve for x
    x = 395,297,528.56/30,753.59
  6. Step 6: Final answer
    x = 12,853.70

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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.