Home / 16,087.82-22,200.28-9,374.54

Finding the Fourth Proportional to 16,087.82, 22,200.28 and 9,374.54

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Solution

The fourth proportional to 16,087.82, 22,200.28 and 9,374.54 is: 12,936.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,087.82 : 22,200.28 = 9,374.54 : x
  2. Step 2: Convert to fraction form
    16,087.82/22,200.28 = 9,374.54/x
  3. Step 3: Cross multiply
    16,087.82x = 22,200.28 × 9,374.54
  4. Step 4: Simplify right side
    16,087.82x = 208,117,278.43
  5. Step 5: Solve for x
    x = 208,117,278.43/16,087.82
  6. Step 6: Final answer
    x = 12,936.33

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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.