Home / 16,445.28-24,671.87-4,758.20

Finding the Fourth Proportional to 16,445.28, 24,671.87 and 4,758.20

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Solution

The fourth proportional to 16,445.28, 24,671.87 and 4,758.20 is: 7,138.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,445.28 : 24,671.87 = 4,758.20 : x
  2. Step 2: Convert to fraction form
    16,445.28/24,671.87 = 4,758.20/x
  3. Step 3: Cross multiply
    16,445.28x = 24,671.87 × 4,758.20
  4. Step 4: Simplify right side
    16,445.28x = 117,393,544.68
  5. Step 5: Solve for x
    x = 117,393,544.68/16,445.28
  6. Step 6: Final answer
    x = 7,138.43

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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.