Home / 13,596.34-20,390.59-3,735.94

Finding the Fourth Proportional to 13,596.34, 20,390.59 and 3,735.94

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Solution

The fourth proportional to 13,596.34, 20,390.59 and 3,735.94 is: 5,602.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,596.34 : 20,390.59 = 3,735.94 : x
  2. Step 2: Convert to fraction form
    13,596.34/20,390.59 = 3,735.94/x
  3. Step 3: Cross multiply
    13,596.34x = 20,390.59 × 3,735.94
  4. Step 4: Simplify right side
    13,596.34x = 76,178,020.80
  5. Step 5: Solve for x
    x = 76,178,020.80/13,596.34
  6. Step 6: Final answer
    x = 5,602.83

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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.