Home / 16,520.44-24,783.32-5,424.52

Finding the Fourth Proportional to 16,520.44, 24,783.32 and 5,424.52

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Solution

The fourth proportional to 16,520.44, 24,783.32 and 5,424.52 is: 8,137.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,520.44 : 24,783.32 = 5,424.52 : x
  2. Step 2: Convert to fraction form
    16,520.44/24,783.32 = 5,424.52/x
  3. Step 3: Cross multiply
    16,520.44x = 24,783.32 × 5,424.52
  4. Step 4: Simplify right side
    16,520.44x = 134,437,615.01
  5. Step 5: Solve for x
    x = 134,437,615.01/16,520.44
  6. Step 6: Final answer
    x = 8,137.65

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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.