Home / 22,346.62-30,836.82-12,275.49

Finding the Fourth Proportional to 22,346.62, 30,836.82 and 12,275.49

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Solution

The fourth proportional to 22,346.62, 30,836.82 and 12,275.49 is: 16,939.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,346.62 : 30,836.82 = 12,275.49 : x
  2. Step 2: Convert to fraction form
    22,346.62/30,836.82 = 12,275.49/x
  3. Step 3: Cross multiply
    22,346.62x = 30,836.82 × 12,275.49
  4. Step 4: Simplify right side
    22,346.62x = 378,536,921.36
  5. Step 5: Solve for x
    x = 378,536,921.36/22,346.62
  6. Step 6: Final answer
    x = 16,939.34

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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.