Home / 14,105.72-21,163.08-4,246.04

Finding the Fourth Proportional to 14,105.72, 21,163.08 and 4,246.04

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Solution

The fourth proportional to 14,105.72, 21,163.08 and 4,246.04 is: 6,370.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,105.72 : 21,163.08 = 4,246.04 : x
  2. Step 2: Convert to fraction form
    14,105.72/21,163.08 = 4,246.04/x
  3. Step 3: Cross multiply
    14,105.72x = 21,163.08 × 4,246.04
  4. Step 4: Simplify right side
    14,105.72x = 89,859,284.20
  5. Step 5: Solve for x
    x = 89,859,284.20/14,105.72
  6. Step 6: Final answer
    x = 6,370.41

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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.