Home / 37,209.94-51,347.05-21,072.62

Finding the Fourth Proportional to 37,209.94, 51,347.05 and 21,072.62

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Solution

The fourth proportional to 37,209.94, 51,347.05 and 21,072.62 is: 29,078.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,209.94 : 51,347.05 = 21,072.62 : x
  2. Step 2: Convert to fraction form
    37,209.94/51,347.05 = 21,072.62/x
  3. Step 3: Cross multiply
    37,209.94x = 51,347.05 × 21,072.62
  4. Step 4: Simplify right side
    37,209.94x = 1,082,016,872.77
  5. Step 5: Solve for x
    x = 1,082,016,872.77/37,209.94
  6. Step 6: Final answer
    x = 29,078.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.