Home / 26,144.30-39,200.53-11,143.03

Finding the Fourth Proportional to 26,144.30, 39,200.53 and 11,143.03

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Solution

The fourth proportional to 26,144.30, 39,200.53 and 11,143.03 is: 16,707.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,144.30 : 39,200.53 = 11,143.03 : x
  2. Step 2: Convert to fraction form
    26,144.30/39,200.53 = 11,143.03/x
  3. Step 3: Cross multiply
    26,144.30x = 39,200.53 × 11,143.03
  4. Step 4: Simplify right side
    26,144.30x = 436,812,796.54
  5. Step 5: Solve for x
    x = 436,812,796.54/26,144.30
  6. Step 6: Final answer
    x = 16,707.76

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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.