Home / 28,778.58-43,174.05-16,304.58

Finding the Fourth Proportional to 28,778.58, 43,174.05 and 16,304.58

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Solution

The fourth proportional to 28,778.58, 43,174.05 and 16,304.58 is: 24,460.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,778.58 : 43,174.05 = 16,304.58 : x
  2. Step 2: Convert to fraction form
    28,778.58/43,174.05 = 16,304.58/x
  3. Step 3: Cross multiply
    28,778.58x = 43,174.05 × 16,304.58
  4. Step 4: Simplify right side
    28,778.58x = 703,934,752.15
  5. Step 5: Solve for x
    x = 703,934,752.15/28,778.58
  6. Step 6: Final answer
    x = 24,460.37

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1.5x scale

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.