Home / 16,688.63-25,014.12-6,822.53

Finding the Fourth Proportional to 16,688.63, 25,014.12 and 6,822.53

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Solution

The fourth proportional to 16,688.63, 25,014.12 and 6,822.53 is: 10,226.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,688.63 : 25,014.12 = 6,822.53 : x
  2. Step 2: Convert to fraction form
    16,688.63/25,014.12 = 6,822.53/x
  3. Step 3: Cross multiply
    16,688.63x = 25,014.12 × 6,822.53
  4. Step 4: Simplify right side
    16,688.63x = 170,659,527.27
  5. Step 5: Solve for x
    x = 170,659,527.27/16,688.63
  6. Step 6: Final answer
    x = 10,226.09

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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.