Home / 13,735.25-20,601.03-3,875.32

Finding the Fourth Proportional to 13,735.25, 20,601.03 and 3,875.32

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Solution

The fourth proportional to 13,735.25, 20,601.03 and 3,875.32 is: 5,812.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,735.25 : 20,601.03 = 3,875.32 : x
  2. Step 2: Convert to fraction form
    13,735.25/20,601.03 = 3,875.32/x
  3. Step 3: Cross multiply
    13,735.25x = 20,601.03 × 3,875.32
  4. Step 4: Simplify right side
    13,735.25x = 79,835,623.86
  5. Step 5: Solve for x
    x = 79,835,623.86/13,735.25
  6. Step 6: Final answer
    x = 5,812.46

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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.