Home / 14,142.92-21,214.34-6,346.26

Finding the Fourth Proportional to 14,142.92, 21,214.34 and 6,346.26

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Solution

The fourth proportional to 14,142.92, 21,214.34 and 6,346.26 is: 9,519.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,142.92 : 21,214.34 = 6,346.26 : x
  2. Step 2: Convert to fraction form
    14,142.92/21,214.34 = 6,346.26/x
  3. Step 3: Cross multiply
    14,142.92x = 21,214.34 × 6,346.26
  4. Step 4: Simplify right side
    14,142.92x = 134,631,717.37
  5. Step 5: Solve for x
    x = 134,631,717.37/14,142.92
  6. Step 6: Final answer
    x = 9,519.37

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Similar ratio
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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.