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Finding the Fourth Proportional to 23,818.71, 35,716.53 and 7,175.64

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Solution

The fourth proportional to 23,818.71, 35,716.53 and 7,175.64 is: 10,759.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,818.71 : 35,716.53 = 7,175.64 : x
  2. Step 2: Convert to fraction form
    23,818.71/35,716.53 = 7,175.64/x
  3. Step 3: Cross multiply
    23,818.71x = 35,716.53 × 7,175.64
  4. Step 4: Simplify right side
    23,818.71x = 256,288,961.33
  5. Step 5: Solve for x
    x = 256,288,961.33/23,818.71
  6. Step 6: Final answer
    x = 10,759.98

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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.