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Finding the Fourth Proportional to 15,662, 23,493 and 4,718

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Solution

The fourth proportional to 15,662, 23,493 and 4,718 is: 7,077

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,662 : 23,493 = 4,718 : x
  2. Step 2: Convert to fraction form
    15,662/23,493 = 4,718/x
  3. Step 3: Cross multiply
    15,662x = 23,493 × 4,718
  4. Step 4: Simplify right side
    15,662x = 110,839,974
  5. Step 5: Solve for x
    x = 110,839,974/15,662
  6. Step 6: Final answer
    x = 7,077

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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.