Home / 30,576.50-45,790.01-18,059.37

Finding the Fourth Proportional to 30,576.50, 45,790.01 and 18,059.37

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Solution

The fourth proportional to 30,576.50, 45,790.01 and 18,059.37 is: 27,044.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,576.50 : 45,790.01 = 18,059.37 : x
  2. Step 2: Convert to fraction form
    30,576.50/45,790.01 = 18,059.37/x
  3. Step 3: Cross multiply
    30,576.50x = 45,790.01 × 18,059.37
  4. Step 4: Simplify right side
    30,576.50x = 826,938,796.18
  5. Step 5: Solve for x
    x = 826,938,796.18/30,576.50
  6. Step 6: Final answer
    x = 27,044.91

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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.