Home / 13,166.67-19,740.78-4,845.61

Finding the Fourth Proportional to 13,166.67, 19,740.78 and 4,845.61

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Solution

The fourth proportional to 13,166.67, 19,740.78 and 4,845.61 is: 7,265.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,166.67 : 19,740.78 = 4,845.61 : x
  2. Step 2: Convert to fraction form
    13,166.67/19,740.78 = 4,845.61/x
  3. Step 3: Cross multiply
    13,166.67x = 19,740.78 × 4,845.61
  4. Step 4: Simplify right side
    13,166.67x = 95,656,019.09
  5. Step 5: Solve for x
    x = 95,656,019.09/13,166.67
  6. Step 6: Final answer
    x = 7,265.01

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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.