Home / 13,849.61-20,774.25-3,461.36

Finding the Fourth Proportional to 13,849.61, 20,774.25 and 3,461.36

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Solution

The fourth proportional to 13,849.61, 20,774.25 and 3,461.36 is: 5,191.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,849.61 : 20,774.25 = 3,461.36 : x
  2. Step 2: Convert to fraction form
    13,849.61/20,774.25 = 3,461.36/x
  3. Step 3: Cross multiply
    13,849.61x = 20,774.25 × 3,461.36
  4. Step 4: Simplify right side
    13,849.61x = 71,907,054.11
  5. Step 5: Solve for x
    x = 71,907,054.11/13,849.61
  6. Step 6: Final answer
    x = 5,191.99

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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.