Home / 13,546.77-20,304.55-5,222.62

Finding the Fourth Proportional to 13,546.77, 20,304.55 and 5,222.62

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Solution

The fourth proportional to 13,546.77, 20,304.55 and 5,222.62 is: 7,827.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,546.77 : 20,304.55 = 5,222.62 : x
  2. Step 2: Convert to fraction form
    13,546.77/20,304.55 = 5,222.62/x
  3. Step 3: Cross multiply
    13,546.77x = 20,304.55 × 5,222.62
  4. Step 4: Simplify right side
    13,546.77x = 106,042,948.92
  5. Step 5: Solve for x
    x = 106,042,948.92/13,546.77
  6. Step 6: Final answer
    x = 7,827.91

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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.