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Finding the Fourth Proportional to 16,708.16, 25,056.48 and 6,844.64

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Solution

The fourth proportional to 16,708.16, 25,056.48 and 6,844.64 is: 10,264.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,708.16 : 25,056.48 = 6,844.64 : x
  2. Step 2: Convert to fraction form
    16,708.16/25,056.48 = 6,844.64/x
  3. Step 3: Cross multiply
    16,708.16x = 25,056.48 × 6,844.64
  4. Step 4: Simplify right side
    16,708.16x = 171,502,585.27
  5. Step 5: Solve for x
    x = 171,502,585.27/16,708.16
  6. Step 6: Final answer
    x = 10,264.60

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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.