Home / 28,290.24-42,377.04-16,567.92

Finding the Fourth Proportional to 28,290.24, 42,377.04 and 16,567.92

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Solution

The fourth proportional to 28,290.24, 42,377.04 and 16,567.92 is: 24,817.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,290.24 : 42,377.04 = 16,567.92 : x
  2. Step 2: Convert to fraction form
    28,290.24/42,377.04 = 16,567.92/x
  3. Step 3: Cross multiply
    28,290.24x = 42,377.04 × 16,567.92
  4. Step 4: Simplify right side
    28,290.24x = 702,099,408.56
  5. Step 5: Solve for x
    x = 702,099,408.56/28,290.24
  6. Step 6: Final answer
    x = 24,817.73

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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.