Home / 22,316.44-30,795.36-12,757.36

Finding the Fourth Proportional to 22,316.44, 30,795.36 and 12,757.36

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Solution

The fourth proportional to 22,316.44, 30,795.36 and 12,757.36 is: 17,604.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,316.44 : 30,795.36 = 12,757.36 : x
  2. Step 2: Convert to fraction form
    22,316.44/30,795.36 = 12,757.36/x
  3. Step 3: Cross multiply
    22,316.44x = 30,795.36 × 12,757.36
  4. Step 4: Simplify right side
    22,316.44x = 392,867,493.85
  5. Step 5: Solve for x
    x = 392,867,493.85/22,316.44
  6. Step 6: Final answer
    x = 17,604.40

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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.