Home / 56,122.66-84,187.64-16,676.47

Finding the Fourth Proportional to 56,122.66, 84,187.64 and 16,676.47

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Solution

The fourth proportional to 56,122.66, 84,187.64 and 16,676.47 is: 25,015.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,122.66 : 84,187.64 = 16,676.47 : x
  2. Step 2: Convert to fraction form
    56,122.66/84,187.64 = 16,676.47/x
  3. Step 3: Cross multiply
    56,122.66x = 84,187.64 × 16,676.47
  4. Step 4: Simplify right side
    56,122.66x = 1,403,952,705.95
  5. Step 5: Solve for x
    x = 1,403,952,705.95/56,122.66
  6. Step 6: Final answer
    x = 25,015.79

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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.