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Finding the Fourth Proportional to 30,863.72, 46,247 and 23,860.88

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Solution

The fourth proportional to 30,863.72, 46,247 and 23,860.88 is: 35,753.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,863.72 : 46,247 = 23,860.88 : x
  2. Step 2: Convert to fraction form
    30,863.72/46,247 = 23,860.88/x
  3. Step 3: Cross multiply
    30,863.72x = 46,247 × 23,860.88
  4. Step 4: Simplify right side
    30,863.72x = 1,103,494,117.36
  5. Step 5: Solve for x
    x = 1,103,494,117.36/30,863.72
  6. Step 6: Final answer
    x = 35,753.76

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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.