Home / 16,315.21-24,474.44-5,219.11

Finding the Fourth Proportional to 16,315.21, 24,474.44 and 5,219.11

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Solution

The fourth proportional to 16,315.21, 24,474.44 and 5,219.11 is: 7,829.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,315.21 : 24,474.44 = 5,219.11 : x
  2. Step 2: Convert to fraction form
    16,315.21/24,474.44 = 5,219.11/x
  3. Step 3: Cross multiply
    16,315.21x = 24,474.44 × 5,219.11
  4. Step 4: Simplify right side
    16,315.21x = 127,734,794.55
  5. Step 5: Solve for x
    x = 127,734,794.55/16,315.21
  6. Step 6: Final answer
    x = 7,829.18

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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.