Home / 29,984.33-45,030.11-28,778.94

Finding the Fourth Proportional to 29,984.33, 45,030.11 and 28,778.94

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Solution

The fourth proportional to 29,984.33, 45,030.11 and 28,778.94 is: 43,219.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,984.33 : 45,030.11 = 28,778.94 : x
  2. Step 2: Convert to fraction form
    29,984.33/45,030.11 = 28,778.94/x
  3. Step 3: Cross multiply
    29,984.33x = 45,030.11 × 28,778.94
  4. Step 4: Simplify right side
    29,984.33x = 1,295,918,833.88
  5. Step 5: Solve for x
    x = 1,295,918,833.88/29,984.33
  6. Step 6: Final answer
    x = 43,219.87

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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.