Home / 13,899.34-20,849.19-4,539.29

Finding the Fourth Proportional to 13,899.34, 20,849.19 and 4,539.29

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Solution

The fourth proportional to 13,899.34, 20,849.19 and 4,539.29 is: 6,808.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,899.34 : 20,849.19 = 4,539.29 : x
  2. Step 2: Convert to fraction form
    13,899.34/20,849.19 = 4,539.29/x
  3. Step 3: Cross multiply
    13,899.34x = 20,849.19 × 4,539.29
  4. Step 4: Simplify right side
    13,899.34x = 94,640,404.08
  5. Step 5: Solve for x
    x = 94,640,404.08/13,899.34
  6. Step 6: Final answer
    x = 6,808.99

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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.