Home / 16,612.20-24,921.36-4,765.47

Finding the Fourth Proportional to 16,612.20, 24,921.36 and 4,765.47

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Solution

The fourth proportional to 16,612.20, 24,921.36 and 4,765.47 is: 7,149.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,612.20 : 24,921.36 = 4,765.47 : x
  2. Step 2: Convert to fraction form
    16,612.20/24,921.36 = 4,765.47/x
  3. Step 3: Cross multiply
    16,612.20x = 24,921.36 × 4,765.47
  4. Step 4: Simplify right side
    16,612.20x = 118,761,993.44
  5. Step 5: Solve for x
    x = 118,761,993.44/16,612.20
  6. Step 6: Final answer
    x = 7,149.08

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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.