Home / 28,766.64-43,149.96-16,446

Finding the Fourth Proportional to 28,766.64, 43,149.96 and 16,446

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Solution

The fourth proportional to 28,766.64, 43,149.96 and 16,446 is: 24,669

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,766.64 : 43,149.96 = 16,446 : x
  2. Step 2: Convert to fraction form
    28,766.64/43,149.96 = 16,446/x
  3. Step 3: Cross multiply
    28,766.64x = 43,149.96 × 16,446
  4. Step 4: Simplify right side
    28,766.64x = 709,644,242.16
  5. Step 5: Solve for x
    x = 709,644,242.16/28,766.64
  6. Step 6: Final answer
    x = 24,669

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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.