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Finding the Fourth Proportional to 50,675, 76,022.58 and 15,613.16

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Solution

The fourth proportional to 50,675, 76,022.58 and 15,613.16 is: 23,422.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,675 : 76,022.58 = 15,613.16 : x
  2. Step 2: Convert to fraction form
    50,675/76,022.58 = 15,613.16/x
  3. Step 3: Cross multiply
    50,675x = 76,022.58 × 15,613.16
  4. Step 4: Simplify right side
    50,675x = 1,186,952,705.15
  5. Step 5: Solve for x
    x = 1,186,952,705.15/50,675
  6. Step 6: Final answer
    x = 23,422.85

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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.