Home / 13,849.96-20,774.94-3,461.80

Finding the Fourth Proportional to 13,849.96, 20,774.94 and 3,461.80

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Solution

The fourth proportional to 13,849.96, 20,774.94 and 3,461.80 is: 5,192.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,849.96 : 20,774.94 = 3,461.80 : x
  2. Step 2: Convert to fraction form
    13,849.96/20,774.94 = 3,461.80/x
  3. Step 3: Cross multiply
    13,849.96x = 20,774.94 × 3,461.80
  4. Step 4: Simplify right side
    13,849.96x = 71,918,687.29
  5. Step 5: Solve for x
    x = 71,918,687.29/13,849.96
  6. Step 6: Final answer
    x = 5,192.70

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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.