Home / 14,200.33-21,293.02-7,540.56

Finding the Fourth Proportional to 14,200.33, 21,293.02 and 7,540.56

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Solution

The fourth proportional to 14,200.33, 21,293.02 and 7,540.56 is: 11,306.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,200.33 : 21,293.02 = 7,540.56 : x
  2. Step 2: Convert to fraction form
    14,200.33/21,293.02 = 7,540.56/x
  3. Step 3: Cross multiply
    14,200.33x = 21,293.02 × 7,540.56
  4. Step 4: Simplify right side
    14,200.33x = 160,561,257.19
  5. Step 5: Solve for x
    x = 160,561,257.19/14,200.33
  6. Step 6: Final answer
    x = 11,306.87

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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.