Home / 34,428.38-51,644.92-11,053.40

Finding the Fourth Proportional to 34,428.38, 51,644.92 and 11,053.40

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Solution

The fourth proportional to 34,428.38, 51,644.92 and 11,053.40 is: 16,580.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,428.38 : 51,644.92 = 11,053.40 : x
  2. Step 2: Convert to fraction form
    34,428.38/51,644.92 = 11,053.40/x
  3. Step 3: Cross multiply
    34,428.38x = 51,644.92 × 11,053.40
  4. Step 4: Simplify right side
    34,428.38x = 570,851,958.73
  5. Step 5: Solve for x
    x = 570,851,958.73/34,428.38
  6. Step 6: Final answer
    x = 16,580.85

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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.