Home / 12,463.92-18,690.84-5,072.04

Finding the Fourth Proportional to 12,463.92, 18,690.84 and 5,072.04

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Solution

The fourth proportional to 12,463.92, 18,690.84 and 5,072.04 is: 7,606.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,463.92 : 18,690.84 = 5,072.04 : x
  2. Step 2: Convert to fraction form
    12,463.92/18,690.84 = 5,072.04/x
  3. Step 3: Cross multiply
    12,463.92x = 18,690.84 × 5,072.04
  4. Step 4: Simplify right side
    12,463.92x = 94,800,688.11
  5. Step 5: Solve for x
    x = 94,800,688.11/12,463.92
  6. Step 6: Final answer
    x = 7,606.01

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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.