Home / 14,203.91-19,636.82-10,660.97

Finding the Fourth Proportional to 14,203.91, 19,636.82 and 10,660.97

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Solution

The fourth proportional to 14,203.91, 19,636.82 and 10,660.97 is: 14,738.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,203.91 : 19,636.82 = 10,660.97 : x
  2. Step 2: Convert to fraction form
    14,203.91/19,636.82 = 10,660.97/x
  3. Step 3: Cross multiply
    14,203.91x = 19,636.82 × 10,660.97
  4. Step 4: Simplify right side
    14,203.91x = 209,347,397.43
  5. Step 5: Solve for x
    x = 209,347,397.43/14,203.91
  6. Step 6: Final answer
    x = 14,738.72

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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.