Home / 16,214.34-22,375.58-9,143.04

Finding the Fourth Proportional to 16,214.34, 22,375.58 and 9,143.04

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Solution

The fourth proportional to 16,214.34, 22,375.58 and 9,143.04 is: 12,617.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,214.34 : 22,375.58 = 9,143.04 : x
  2. Step 2: Convert to fraction form
    16,214.34/22,375.58 = 9,143.04/x
  3. Step 3: Cross multiply
    16,214.34x = 22,375.58 × 9,143.04
  4. Step 4: Simplify right side
    16,214.34x = 204,580,822.96
  5. Step 5: Solve for x
    x = 204,580,822.96/16,214.34
  6. Step 6: Final answer
    x = 12,617.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.