Home / 42,794.08-64,187.44-16,801

Finding the Fourth Proportional to 42,794.08, 64,187.44 and 16,801

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Solution

The fourth proportional to 42,794.08, 64,187.44 and 16,801 is: 25,200.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,794.08 : 64,187.44 = 16,801 : x
  2. Step 2: Convert to fraction form
    42,794.08/64,187.44 = 16,801/x
  3. Step 3: Cross multiply
    42,794.08x = 64,187.44 × 16,801
  4. Step 4: Simplify right side
    42,794.08x = 1,078,413,179.44
  5. Step 5: Solve for x
    x = 1,078,413,179.44/42,794.08
  6. Step 6: Final answer
    x = 25,200.06

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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.