Home / 15,996.88-22,074.31-10,331.87

Finding the Fourth Proportional to 15,996.88, 22,074.31 and 10,331.87

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Solution

The fourth proportional to 15,996.88, 22,074.31 and 10,331.87 is: 14,257.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,996.88 : 22,074.31 = 10,331.87 : x
  2. Step 2: Convert to fraction form
    15,996.88/22,074.31 = 10,331.87/x
  3. Step 3: Cross multiply
    15,996.88x = 22,074.31 × 10,331.87
  4. Step 4: Simplify right side
    15,996.88x = 228,068,849.60
  5. Step 5: Solve for x
    x = 228,068,849.60/15,996.88
  6. Step 6: Final answer
    x = 14,257.09

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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.