Home / 22,352.14-30,844.58-12,278.62

Finding the Fourth Proportional to 22,352.14, 30,844.58 and 12,278.62

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Solution

The fourth proportional to 22,352.14, 30,844.58 and 12,278.62 is: 16,943.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,352.14 : 30,844.58 = 12,278.62 : x
  2. Step 2: Convert to fraction form
    22,352.14/30,844.58 = 12,278.62/x
  3. Step 3: Cross multiply
    22,352.14x = 30,844.58 × 12,278.62
  4. Step 4: Simplify right side
    22,352.14x = 378,728,876.88
  5. Step 5: Solve for x
    x = 378,728,876.88/22,352.14
  6. Step 6: Final answer
    x = 16,943.74

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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.