Home / 20,328.37-30,494.88-5,537.46

Finding the Fourth Proportional to 20,328.37, 30,494.88 and 5,537.46

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Solution

The fourth proportional to 20,328.37, 30,494.88 and 5,537.46 is: 8,306.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,328.37 : 30,494.88 = 5,537.46 : x
  2. Step 2: Convert to fraction form
    20,328.37/30,494.88 = 5,537.46/x
  3. Step 3: Cross multiply
    20,328.37x = 30,494.88 × 5,537.46
  4. Step 4: Simplify right side
    20,328.37x = 168,864,292.56
  5. Step 5: Solve for x
    x = 168,864,292.56/20,328.37
  6. Step 6: Final answer
    x = 8,306.83

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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.