Home / 19,841.05-29,762.66-5,989.69

Finding the Fourth Proportional to 19,841.05, 29,762.66 and 5,989.69

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Solution

The fourth proportional to 19,841.05, 29,762.66 and 5,989.69 is: 8,984.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,841.05 : 29,762.66 = 5,989.69 : x
  2. Step 2: Convert to fraction form
    19,841.05/29,762.66 = 5,989.69/x
  3. Step 3: Cross multiply
    19,841.05x = 29,762.66 × 5,989.69
  4. Step 4: Simplify right side
    19,841.05x = 178,269,077.03
  5. Step 5: Solve for x
    x = 178,269,077.03/19,841.05
  6. Step 6: Final answer
    x = 8,984.86

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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.