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Finding the Fourth Proportional to 16,650, 24,975 and 4,338

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Solution

The fourth proportional to 16,650, 24,975 and 4,338 is: 6,507

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,650 : 24,975 = 4,338 : x
  2. Step 2: Convert to fraction form
    16,650/24,975 = 4,338/x
  3. Step 3: Cross multiply
    16,650x = 24,975 × 4,338
  4. Step 4: Simplify right side
    16,650x = 108,341,550
  5. Step 5: Solve for x
    x = 108,341,550/16,650
  6. Step 6: Final answer
    x = 6,507

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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.