Home / 28,982.10-43,479.45-16,508.10

Finding the Fourth Proportional to 28,982.10, 43,479.45 and 16,508.10

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Solution

The fourth proportional to 28,982.10, 43,479.45 and 16,508.10 is: 24,765.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,982.10 : 43,479.45 = 16,508.10 : x
  2. Step 2: Convert to fraction form
    28,982.10/43,479.45 = 16,508.10/x
  3. Step 3: Cross multiply
    28,982.10x = 43,479.45 × 16,508.10
  4. Step 4: Simplify right side
    28,982.10x = 717,763,108.55
  5. Step 5: Solve for x
    x = 717,763,108.55/28,982.10
  6. Step 6: Final answer
    x = 24,765.74

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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.