Home / 28,207.14-42,243.46-16,335.83

Finding the Fourth Proportional to 28,207.14, 42,243.46 and 16,335.83

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Solution

The fourth proportional to 28,207.14, 42,243.46 and 16,335.83 is: 24,464.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,207.14 : 42,243.46 = 16,335.83 : x
  2. Step 2: Convert to fraction form
    28,207.14/42,243.46 = 16,335.83/x
  3. Step 3: Cross multiply
    28,207.14x = 42,243.46 × 16,335.83
  4. Step 4: Simplify right side
    28,207.14x = 690,082,045.94
  5. Step 5: Solve for x
    x = 690,082,045.94/28,207.14
  6. Step 6: Final answer
    x = 24,464.80

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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.