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Finding the Fourth Proportional to 16,616.84, 24,929.97 and 6,763.19

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Solution

The fourth proportional to 16,616.84, 24,929.97 and 6,763.19 is: 10,146.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,616.84 : 24,929.97 = 6,763.19 : x
  2. Step 2: Convert to fraction form
    16,616.84/24,929.97 = 6,763.19/x
  3. Step 3: Cross multiply
    16,616.84x = 24,929.97 × 6,763.19
  4. Step 4: Simplify right side
    16,616.84x = 168,606,186.13
  5. Step 5: Solve for x
    x = 168,606,186.13/16,616.84
  6. Step 6: Final answer
    x = 10,146.70

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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.