Home / 56,295.86-84,431.16-16,847.91

Finding the Fourth Proportional to 56,295.86, 84,431.16 and 16,847.91

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Solution

The fourth proportional to 56,295.86, 84,431.16 and 16,847.91 is: 25,268.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,295.86 : 84,431.16 = 16,847.91 : x
  2. Step 2: Convert to fraction form
    56,295.86/84,431.16 = 16,847.91/x
  3. Step 3: Cross multiply
    56,295.86x = 84,431.16 × 16,847.91
  4. Step 4: Simplify right side
    56,295.86x = 1,422,488,584.88
  5. Step 5: Solve for x
    x = 1,422,488,584.88/56,295.86
  6. Step 6: Final answer
    x = 25,268.09

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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.