Home / 13,754.43-20,628.32-6,351.77

Finding the Fourth Proportional to 13,754.43, 20,628.32 and 6,351.77

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Solution

The fourth proportional to 13,754.43, 20,628.32 and 6,351.77 is: 9,526.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,754.43 : 20,628.32 = 6,351.77 : x
  2. Step 2: Convert to fraction form
    13,754.43/20,628.32 = 6,351.77/x
  3. Step 3: Cross multiply
    13,754.43x = 20,628.32 × 6,351.77
  4. Step 4: Simplify right side
    13,754.43x = 131,026,209.23
  5. Step 5: Solve for x
    x = 131,026,209.23/13,754.43
  6. Step 6: Final answer
    x = 9,526.11

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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.