Home / 14,143.14-19,508.91-10,169.64

Finding the Fourth Proportional to 14,143.14, 19,508.91 and 10,169.64

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Solution

The fourth proportional to 14,143.14, 19,508.91 and 10,169.64 is: 14,027.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,143.14 : 19,508.91 = 10,169.64 : x
  2. Step 2: Convert to fraction form
    14,143.14/19,508.91 = 10,169.64/x
  3. Step 3: Cross multiply
    14,143.14x = 19,508.91 × 10,169.64
  4. Step 4: Simplify right side
    14,143.14x = 198,398,591.49
  5. Step 5: Solve for x
    x = 198,398,591.49/14,143.14
  6. Step 6: Final answer
    x = 14,027.90

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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.