Home / 14,622.08-21,936-4,233.92

Finding the Fourth Proportional to 14,622.08, 21,936 and 4,233.92

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Solution

The fourth proportional to 14,622.08, 21,936 and 4,233.92 is: 6,351.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,622.08 : 21,936 = 4,233.92 : x
  2. Step 2: Convert to fraction form
    14,622.08/21,936 = 4,233.92/x
  3. Step 3: Cross multiply
    14,622.08x = 21,936 × 4,233.92
  4. Step 4: Simplify right side
    14,622.08x = 92,875,269.12
  5. Step 5: Solve for x
    x = 92,875,269.12/14,622.08
  6. Step 6: Final answer
    x = 6,351.71

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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.