Home / 13,805.11-20,710.98-4,446.01

Finding the Fourth Proportional to 13,805.11, 20,710.98 and 4,446.01

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Solution

The fourth proportional to 13,805.11, 20,710.98 and 4,446.01 is: 6,670.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,805.11 : 20,710.98 = 4,446.01 : x
  2. Step 2: Convert to fraction form
    13,805.11/20,710.98 = 4,446.01/x
  3. Step 3: Cross multiply
    13,805.11x = 20,710.98 × 4,446.01
  4. Step 4: Simplify right side
    13,805.11x = 92,081,201.96
  5. Step 5: Solve for x
    x = 92,081,201.96/13,805.11
  6. Step 6: Final answer
    x = 6,670.08

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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.