Home / 54,909.44-82,332.96-21,611.46

Finding the Fourth Proportional to 54,909.44, 82,332.96 and 21,611.46

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Solution

The fourth proportional to 54,909.44, 82,332.96 and 21,611.46 is: 32,404.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,909.44 : 82,332.96 = 21,611.46 : x
  2. Step 2: Convert to fraction form
    54,909.44/82,332.96 = 21,611.46/x
  3. Step 3: Cross multiply
    54,909.44x = 82,332.96 × 21,611.46
  4. Step 4: Simplify right side
    54,909.44x = 1,779,335,236.30
  5. Step 5: Solve for x
    x = 1,779,335,236.30/54,909.44
  6. Step 6: Final answer
    x = 32,404.90

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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.