Home / 14,915.01-22,371.99-3,821.79

Finding the Fourth Proportional to 14,915.01, 22,371.99 and 3,821.79

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Solution

The fourth proportional to 14,915.01, 22,371.99 and 3,821.79 is: 5,732.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,915.01 : 22,371.99 = 3,821.79 : x
  2. Step 2: Convert to fraction form
    14,915.01/22,371.99 = 3,821.79/x
  3. Step 3: Cross multiply
    14,915.01x = 22,371.99 × 3,821.79
  4. Step 4: Simplify right side
    14,915.01x = 85,501,047.66
  5. Step 5: Solve for x
    x = 85,501,047.66/14,915.01
  6. Step 6: Final answer
    x = 5,732.55

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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.