Home / 55,462.23-76,540.64-32,814.50

Finding the Fourth Proportional to 55,462.23, 76,540.64 and 32,814.50

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Solution

The fourth proportional to 55,462.23, 76,540.64 and 32,814.50 is: 45,285.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,462.23 : 76,540.64 = 32,814.50 : x
  2. Step 2: Convert to fraction form
    55,462.23/76,540.64 = 32,814.50/x
  3. Step 3: Cross multiply
    55,462.23x = 76,540.64 × 32,814.50
  4. Step 4: Simplify right side
    55,462.23x = 2,511,642,284.50
  5. Step 5: Solve for x
    x = 2,511,642,284.50/55,462.23
  6. Step 6: Final answer
    x = 45,285.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.