Home / 13,376.03-20,046.86-5,046.12

Finding the Fourth Proportional to 13,376.03, 20,046.86 and 5,046.12

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Solution

The fourth proportional to 13,376.03, 20,046.86 and 5,046.12 is: 7,562.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376.03 : 20,046.86 = 5,046.12 : x
  2. Step 2: Convert to fraction form
    13,376.03/20,046.86 = 5,046.12/x
  3. Step 3: Cross multiply
    13,376.03x = 20,046.86 × 5,046.12
  4. Step 4: Simplify right side
    13,376.03x = 101,158,835.95
  5. Step 5: Solve for x
    x = 101,158,835.95/13,376.03
  6. Step 6: Final answer
    x = 7,562.70

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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.