Home / 28,765.56-43,154.52-16,291.44

Finding the Fourth Proportional to 28,765.56, 43,154.52 and 16,291.44

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Solution

The fourth proportional to 28,765.56, 43,154.52 and 16,291.44 is: 24,440.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,765.56 : 43,154.52 = 16,291.44 : x
  2. Step 2: Convert to fraction form
    28,765.56/43,154.52 = 16,291.44/x
  3. Step 3: Cross multiply
    28,765.56x = 43,154.52 × 16,291.44
  4. Step 4: Simplify right side
    28,765.56x = 703,049,273.31
  5. Step 5: Solve for x
    x = 703,049,273.31/28,765.56
  6. Step 6: Final answer
    x = 24,440.66

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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.