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Finding the Fourth Proportional to 16,616.76, 24,933.78 and 6,763.32

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Solution

The fourth proportional to 16,616.76, 24,933.78 and 6,763.32 is: 10,148.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,616.76 : 24,933.78 = 6,763.32 : x
  2. Step 2: Convert to fraction form
    16,616.76/24,933.78 = 6,763.32/x
  3. Step 3: Cross multiply
    16,616.76x = 24,933.78 × 6,763.32
  4. Step 4: Simplify right side
    16,616.76x = 168,635,132.95
  5. Step 5: Solve for x
    x = 168,635,132.95/16,616.76
  6. Step 6: Final answer
    x = 10,148.50

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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.