Home / 13,669.14-20,500.04-5,876.12

Finding the Fourth Proportional to 13,669.14, 20,500.04 and 5,876.12

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Solution

The fourth proportional to 13,669.14, 20,500.04 and 5,876.12 is: 8,812.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,669.14 : 20,500.04 = 5,876.12 : x
  2. Step 2: Convert to fraction form
    13,669.14/20,500.04 = 5,876.12/x
  3. Step 3: Cross multiply
    13,669.14x = 20,500.04 × 5,876.12
  4. Step 4: Simplify right side
    13,669.14x = 120,460,695.04
  5. Step 5: Solve for x
    x = 120,460,695.04/13,669.14
  6. Step 6: Final answer
    x = 8,812.60

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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.