Home / 13,595.69-20,389.61-3,735.29

Finding the Fourth Proportional to 13,595.69, 20,389.61 and 3,735.29

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Solution

The fourth proportional to 13,595.69, 20,389.61 and 3,735.29 is: 5,601.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,595.69 : 20,389.61 = 3,735.29 : x
  2. Step 2: Convert to fraction form
    13,595.69/20,389.61 = 3,735.29/x
  3. Step 3: Cross multiply
    13,595.69x = 20,389.61 × 3,735.29
  4. Step 4: Simplify right side
    13,595.69x = 76,161,106.34
  5. Step 5: Solve for x
    x = 76,161,106.34/13,595.69
  6. Step 6: Final answer
    x = 5,601.86

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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.