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Finding the Fourth Proportional to 16,616.16, 24,923.64 and 6,752.76

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Solution

The fourth proportional to 16,616.16, 24,923.64 and 6,752.76 is: 10,128.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,616.16 : 24,923.64 = 6,752.76 : x
  2. Step 2: Convert to fraction form
    16,616.16/24,923.64 = 6,752.76/x
  3. Step 3: Cross multiply
    16,616.16x = 24,923.64 × 6,752.76
  4. Step 4: Simplify right side
    16,616.16x = 168,303,359.25
  5. Step 5: Solve for x
    x = 168,303,359.25/16,616.16
  6. Step 6: Final answer
    x = 10,128.90

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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.