Home / 14,132.16-21,204.36-6,736.68

Finding the Fourth Proportional to 14,132.16, 21,204.36 and 6,736.68

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Solution

The fourth proportional to 14,132.16, 21,204.36 and 6,736.68 is: 10,107.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,132.16 : 21,204.36 = 6,736.68 : x
  2. Step 2: Convert to fraction form
    14,132.16/21,204.36 = 6,736.68/x
  3. Step 3: Cross multiply
    14,132.16x = 21,204.36 × 6,736.68
  4. Step 4: Simplify right side
    14,132.16x = 142,846,987.92
  5. Step 5: Solve for x
    x = 142,846,987.92/14,132.16
  6. Step 6: Final answer
    x = 10,107.94

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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.