Home / 14,302.92-21,449.12-4,940.54

Finding the Fourth Proportional to 14,302.92, 21,449.12 and 4,940.54

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Solution

The fourth proportional to 14,302.92, 21,449.12 and 4,940.54 is: 7,408.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,302.92 : 21,449.12 = 4,940.54 : x
  2. Step 2: Convert to fraction form
    14,302.92/21,449.12 = 4,940.54/x
  3. Step 3: Cross multiply
    14,302.92x = 21,449.12 × 4,940.54
  4. Step 4: Simplify right side
    14,302.92x = 105,970,202.34
  5. Step 5: Solve for x
    x = 105,970,202.34/14,302.92
  6. Step 6: Final answer
    x = 7,408.99

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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.