Home / 16,784.78-25,174.35-5,536.64

Finding the Fourth Proportional to 16,784.78, 25,174.35 and 5,536.64

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Solution

The fourth proportional to 16,784.78, 25,174.35 and 5,536.64 is: 8,304.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,784.78 : 25,174.35 = 5,536.64 : x
  2. Step 2: Convert to fraction form
    16,784.78/25,174.35 = 5,536.64/x
  3. Step 3: Cross multiply
    16,784.78x = 25,174.35 × 5,536.64
  4. Step 4: Simplify right side
    16,784.78x = 139,381,376.12
  5. Step 5: Solve for x
    x = 139,381,376.12/16,784.78
  6. Step 6: Final answer
    x = 8,304.04

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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.