Home / 71,084.07-106,626.24-18,493.47

Finding the Fourth Proportional to 71,084.07, 106,626.24 and 18,493.47

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Solution

The fourth proportional to 71,084.07, 106,626.24 and 18,493.47 is: 27,740.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,084.07 : 106,626.24 = 18,493.47 : x
  2. Step 2: Convert to fraction form
    71,084.07/106,626.24 = 18,493.47/x
  3. Step 3: Cross multiply
    71,084.07x = 106,626.24 × 18,493.47
  4. Step 4: Simplify right side
    71,084.07x = 1,971,889,170.65
  5. Step 5: Solve for x
    x = 1,971,889,170.65/71,084.07
  6. Step 6: Final answer
    x = 27,740.24

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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.