Home / 66,005.52-99,007.38-16,086

Finding the Fourth Proportional to 66,005.52, 99,007.38 and 16,086

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Solution

The fourth proportional to 66,005.52, 99,007.38 and 16,086 is: 24,128.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,005.52 : 99,007.38 = 16,086 : x
  2. Step 2: Convert to fraction form
    66,005.52/99,007.38 = 16,086/x
  3. Step 3: Cross multiply
    66,005.52x = 99,007.38 × 16,086
  4. Step 4: Simplify right side
    66,005.52x = 1,592,632,714.68
  5. Step 5: Solve for x
    x = 1,592,632,714.68/66,005.52
  6. Step 6: Final answer
    x = 24,128.78

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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.