Home / 34,229.44-51,283.05-20,895.40

Finding the Fourth Proportional to 34,229.44, 51,283.05 and 20,895.40

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Solution

The fourth proportional to 34,229.44, 51,283.05 and 20,895.40 is: 31,305.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,229.44 : 51,283.05 = 20,895.40 : x
  2. Step 2: Convert to fraction form
    34,229.44/51,283.05 = 20,895.40/x
  3. Step 3: Cross multiply
    34,229.44x = 51,283.05 × 20,895.40
  4. Step 4: Simplify right side
    34,229.44x = 1,071,579,842.97
  5. Step 5: Solve for x
    x = 1,071,579,842.97/34,229.44
  6. Step 6: Final answer
    x = 31,305.80

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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.