Home / 14,441.29-21,612.65-12,103.94

Finding the Fourth Proportional to 14,441.29, 21,612.65 and 12,103.94

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Solution

The fourth proportional to 14,441.29, 21,612.65 and 12,103.94 is: 18,114.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,441.29 : 21,612.65 = 12,103.94 : x
  2. Step 2: Convert to fraction form
    14,441.29/21,612.65 = 12,103.94/x
  3. Step 3: Cross multiply
    14,441.29x = 21,612.65 × 12,103.94
  4. Step 4: Simplify right side
    14,441.29x = 261,598,110.78
  5. Step 5: Solve for x
    x = 261,598,110.78/14,441.29
  6. Step 6: Final answer
    x = 18,114.59

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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.