Home / 14,103.42-21,155.72-11,633.64

Finding the Fourth Proportional to 14,103.42, 21,155.72 and 11,633.64

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Solution

The fourth proportional to 14,103.42, 21,155.72 and 11,633.64 is: 17,450.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,103.42 : 21,155.72 = 11,633.64 : x
  2. Step 2: Convert to fraction form
    14,103.42/21,155.72 = 11,633.64/x
  3. Step 3: Cross multiply
    14,103.42x = 21,155.72 × 11,633.64
  4. Step 4: Simplify right side
    14,103.42x = 246,118,117.03
  5. Step 5: Solve for x
    x = 246,118,117.03/14,103.42
  6. Step 6: Final answer
    x = 17,450.95

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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.