Home / 14,103.49-21,155.82-11,633.71

Finding the Fourth Proportional to 14,103.49, 21,155.82 and 11,633.71

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Solution

The fourth proportional to 14,103.49, 21,155.82 and 11,633.71 is: 17,451.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,103.49 : 21,155.82 = 11,633.71 : x
  2. Step 2: Convert to fraction form
    14,103.49/21,155.82 = 11,633.71/x
  3. Step 3: Cross multiply
    14,103.49x = 21,155.82 × 11,633.71
  4. Step 4: Simplify right side
    14,103.49x = 246,120,563.63
  5. Step 5: Solve for x
    x = 246,120,563.63/14,103.49
  6. Step 6: Final answer
    x = 17,451.04

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1.5x scale

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.