Home / 14,235.92-21,349.04-6,738.38

Finding the Fourth Proportional to 14,235.92, 21,349.04 and 6,738.38

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Solution

The fourth proportional to 14,235.92, 21,349.04 and 6,738.38 is: 10,105.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,235.92 : 21,349.04 = 6,738.38 : x
  2. Step 2: Convert to fraction form
    14,235.92/21,349.04 = 6,738.38/x
  3. Step 3: Cross multiply
    14,235.92x = 21,349.04 × 6,738.38
  4. Step 4: Simplify right side
    14,235.92x = 143,857,803.72
  5. Step 5: Solve for x
    x = 143,857,803.72/14,235.92
  6. Step 6: Final answer
    x = 10,105.27

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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.