Home / 14,105.73-21,158.70-4,244.79

Finding the Fourth Proportional to 14,105.73, 21,158.70 and 4,244.79

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Solution

The fourth proportional to 14,105.73, 21,158.70 and 4,244.79 is: 6,367.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,105.73 : 21,158.70 = 4,244.79 : x
  2. Step 2: Convert to fraction form
    14,105.73/21,158.70 = 4,244.79/x
  3. Step 3: Cross multiply
    14,105.73x = 21,158.70 × 4,244.79
  4. Step 4: Simplify right side
    14,105.73x = 89,814,238.17
  5. Step 5: Solve for x
    x = 89,814,238.17/14,105.73
  6. Step 6: Final answer
    x = 6,367.22

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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.