Home / 14,164.36-21,227.10-8,960.92

Finding the Fourth Proportional to 14,164.36, 21,227.10 and 8,960.92

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Solution

The fourth proportional to 14,164.36, 21,227.10 and 8,960.92 is: 13,429.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,164.36 : 21,227.10 = 8,960.92 : x
  2. Step 2: Convert to fraction form
    14,164.36/21,227.10 = 8,960.92/x
  3. Step 3: Cross multiply
    14,164.36x = 21,227.10 × 8,960.92
  4. Step 4: Simplify right side
    14,164.36x = 190,214,344.93
  5. Step 5: Solve for x
    x = 190,214,344.93/14,164.36
  6. Step 6: Final answer
    x = 13,429.08

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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.