Home / 13,546.74-20,323.17-7,306.62

Finding the Fourth Proportional to 13,546.74, 20,323.17 and 7,306.62

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Solution

The fourth proportional to 13,546.74, 20,323.17 and 7,306.62 is: 10,961.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,546.74 : 20,323.17 = 7,306.62 : x
  2. Step 2: Convert to fraction form
    13,546.74/20,323.17 = 7,306.62/x
  3. Step 3: Cross multiply
    13,546.74x = 20,323.17 × 7,306.62
  4. Step 4: Simplify right side
    13,546.74x = 148,493,680.39
  5. Step 5: Solve for x
    x = 148,493,680.39/13,546.74
  6. Step 6: Final answer
    x = 10,961.58

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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.