Home / 22,346.42-30,836.22-12,274.34

Finding the Fourth Proportional to 22,346.42, 30,836.22 and 12,274.34

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Solution

The fourth proportional to 22,346.42, 30,836.22 and 12,274.34 is: 16,937.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,346.42 : 30,836.22 = 12,274.34 : x
  2. Step 2: Convert to fraction form
    22,346.42/30,836.22 = 12,274.34/x
  3. Step 3: Cross multiply
    22,346.42x = 30,836.22 × 12,274.34
  4. Step 4: Simplify right side
    22,346.42x = 378,494,210.05
  5. Step 5: Solve for x
    x = 378,494,210.05/22,346.42
  6. Step 6: Final answer
    x = 16,937.58

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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.