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Finding the Fourth Proportional to 15,797.97, 23,696.70 and 4,704.72

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Solution

The fourth proportional to 15,797.97, 23,696.70 and 4,704.72 is: 7,057.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,797.97 : 23,696.70 = 4,704.72 : x
  2. Step 2: Convert to fraction form
    15,797.97/23,696.70 = 4,704.72/x
  3. Step 3: Cross multiply
    15,797.97x = 23,696.70 × 4,704.72
  4. Step 4: Simplify right side
    15,797.97x = 111,486,338.42
  5. Step 5: Solve for x
    x = 111,486,338.42/15,797.97
  6. Step 6: Final answer
    x = 7,057.00

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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.